焊接程序檢驗及焊工工藝檢驗

焊工工藝檢驗
• 剪力釘焊接
​• 對口焊接
• 鋼筋焊接
• 角焊焊接
燒焊焊接程序檢驗
地盤判頭/承建商目視培訓證書課程
焊接程序檢驗
(基本手工(焊條)電弧焊接, 鎢極氬弧焊, 惰性氣體保護焊, 活性氣體保護焊, 包藥電弧焊, 潛弧電焊)
焊工測試檢查
(基本手工(焊條)電弧焊接, 鎢極氬弧焊, 惰性氣體保護焊, 活性氣體保護焊, 包藥電弧焊, 潛弧電焊)
承重焊接接頭鋼筋焊接檢驗
(基本手工(焊條)電弧焊接, 惰性氣體保護焊, 活性氣體保護焊, 包藥電弧焊)
電弧螺栓焊程序檢驗
機械化和自動焊接鑑定測試的檢驗

​新舊樓宇勘察檢測服務

鋼筋保護層厚度測試
混凝土表面結構強度的測試 (打石屎槍)
​混凝土碳化深度測試
結構性錨栓(螺絲/插鐵)拉力測試
混凝土半電池電壓測量
拉脫測試 (瓦片、批盪、補料及黏合物)
超聲波脈動測量
拆除混凝土蓋暴露鋼筋測試
錘敲測試
紅外線影像
雷達掃描測試

各鋼鐵金屬材料測試

鋼筋測試
龍頭和閥門測試
結構鋼/不銹鋼/鋁等
井蓋壓力測試
焊件破壞性測試
駁筒 (鋼筋連接器)測試
玻璃(蜘蛛)爪
馬路網
提供鐵料加工服務
螺絲，螺栓和螺帽
碳素鋼筋彎曲試驗
金屬材料的彎曲試驗
鋼筋混凝土的鋼筋、線材、焊接馬路網和冷軋線材彎曲試驗
鋼筋混凝土的焊接馬路網彎曲試驗
用表面幾何測量法測定鋼筋的黏合性能
夏比V型缺口衝擊試驗
冷軋鋼線的每米質量
鋼筋、線材和金屬絲的每米質量
鋼筋混凝土的馬路網的每平方米的質量、間距和尺寸
在 3 kN - 2000 kN 力值範圍內的未加工（成品）螺栓螺釘和螺柱負載測試
在 3 kN - 2000 kN 力值範圍內的鋼螺母負載測試
在 3 kN - 2000 kN 力值範圍內的不銹鋼螺母負載測試
碳素鋼筋的反向彎曲試驗
鋼筋混凝土的鋼筋、線材、焊接馬路網和冷軋線材的反向彎曲試驗
在 3 kN - 2000 kN 力值範圍內的未加工（成品）螺栓螺釘和螺柱拉伸試驗
在 3 kN - 2000 kN 力值範圍內的碳素鋼筋拉伸試驗
在 3 kN - 2000 kN 力值範圍內的已加工螺栓、螺釘和螺柱拉伸試驗
在 3 kN - 2000 kN 力值範圍內的鋼筋混凝土的鋼筋、線材、焊接馬路網和冷軋線材拉伸試驗
在 3 kN - 2000 kN 力值範圍內的金屬材料拉伸試驗
在 3 kN - 2000 kN 力值範圍內的連接器鋼筋拉伸試驗和滑移/永久伸張度試驗
HV 5, HV 10 和 HV 30 範圍內金屬的維氏硬度測試
在 3 kN - 2000 kN 力值範圍內的用於加固混凝土的焊接馬路網的焊接剪切力測試

各鋼鐵金屬材料測試 (化學分析)

​元素構成的碳素鋼 250, 500 B, 500 C 和低合金鋼:​
• 碳
​• 鉻
• 銅
• 鉬
• 錳
• 氮
• 鎳
• 硫
• 磷
• 碳當量
• 釩
通過金屬分析分光儀
​元素構成的不銹鋼 316, 316 L, 316 H:
• 碳
• 鉻
• 鉬
• 錳
• 氮
• 鎳
• 硫
• 碳當量
• 矽
• 磷
通過金屬分析分光儀

骨料測試

10%料數值
顆粒分佈度
​乾縮
水含量
伸長及片狀指數
亞甲藍指數
骨料壓碎值
骨料衝擊值
容積密度、空隙和膨脹
粘土粉土含塵量
顆粒床的骨料壓實分數值
用砂漿法測定有機物的影響
洛杉磯數值
粒子密度和吸水性
抽樣
硬殼含量
安定性
相對密度和吸水率

骨料測試  (化學分析)

水溶性氯化物鹽
水溶性硫酸鹽含量
​總硫酸鹽含量
酸溶性材料
水溶性氯離子含量
酸溶性氯離子含量
酸溶性硫酸鹽含量
總硫含量
腐殖質的存在

​各混凝土建築材料

石屎磚強度測試
石屎表現測試
溫度監控測試
混凝土凝固時間
混凝土鑽芯測試
坍落度測試
流量表流動稠度測試
現埸混凝土測試
混凝土吸水測試
含氣量
超加速砂漿棒試驗測得的鹼-氧化矽反應電位
抗壓系數
在 20 kN - 3000 kN 力值範圍內的軸心抗壓強度
在 20 kN - 3000 kN 力值範圍內的立方體抗壓強度
混凝土的養護 (熱帶的溫度)
新拌混凝土的抗壓密度
硬化混凝土的密度
在 1kN - 100 kN 範圍內的樑柱抗折強度
新拌混凝土中樑柱試件的製作
新拌混凝土中立方體試件的製作
新拌混凝土中圓柱體試件的製作
新拌混凝土的攪拌和取樣
獲取軸心樣本
拆除混凝土覆蓋層以暴露鋼筋
新拌混凝土的取樣
硬化時間
溫度監測

混凝土 (化學分析)

氯離子含量
氧化鈣含量
水泥含量
骨料含量
硫酸鹽含量

樓宇診斷檢測

混凝土碳化深度檢測
鋼筋保護層厚度檢測
混凝土半電池電壓測量
混凝土表面結構強度的測量 (回彈法)
超聲波脈動檢測

水泥/飛灰水泥測試

在1 kN - 250 kN力值範圍內的破碎砂漿棱鏡的抗壓強度
在1 kN - 15 kN力值範圍內的砂漿棱鏡的抗折強度
密度
細度
安定性
設置時間
標準一致性

校準服務

萬能試驗機
卡尺 - 游標、帶表及電子
溫度計
養護槽
熔爐
鋼尺
捲尺
秒錶 / 計時器
砝碼 (F2級和更粗)
烘箱
百分錶或千分錶 (活塞)
塞尺
角尺
坍度錐
搗固棒
方塊造型
壓實棒
面層測厚儀
流量表
試驗篩
測力機(壓縮模式)
激光測塵儀
打石屎槍
秤和天平
容量玻璃器皿
數位 / 玻璃液體溫度計和電阻溫度計 / 熱電偶帶有或沒帶有指示器
水槽
測水泥流度錐

膠黏劑

底灰拉力測試
砂漿拉力測試
瓷磚拉力測試
瓷磚膠黏劑拉力測試

渠蓋/沙井蓋測試

渠蓋/沙井蓋、溝壑光柵和遏制溢流堰的凹陷、質量測定及載荷測試

​結構性錨栓

在 2 kN - 600 kN 力值範圍內的錨, 錨栓及接頭插筋拉力安全驗證
在 2 kN - 600 kN 力值範圍內的錨, 錨栓及接頭插筋拉力測試
在 1 kN - 200 kN 力值範圍內的錨, 錨栓及接頭插筋剪切測試

水龍喉測試

尺寸
密封性測試

水 (化學分析)

硫酸鹽含量
總溶解固體
氯化物含量
總鹼度
酸鹼度
氧化鈉含量 (Na₂O)
氧化鉀含量 (K₂O)
鹼含量 (相等 Na₂O)

硅灰 (化學分析)

燒失量
硫酸鹽含量 (作為 SO₃)
二氧化硅含量 (SiO₂)
氧化鈉含量
氧化鉀含量
鹼含量 (相等氧化鈉)
氯離子含量 (Cl^-)
游離氧化鈣含量

玻璃幕牆測試

在 1 kN - 120 kN 力值範圍內的玻璃幕牆負載測試

​砂漿

在 20 kN - 3000 kN 力值範圍內的砂漿立方體抗壓強度

​
​Welding Inspection

Welder Qualification Test​
• Stud Welding
​• Butt Joint Welding
• Reinforcing Bar Welding
• Fillet Joint Welding
Welding Procedures Qualification Test
Visual Inspection Certified Training
Inspection of Welding Procedure
(MMAW, TIG, MIG, MAG, FCAW, SAW)
Inspection of Welder Testing
(MMAW, TIG, MIG, MAG, FCAW, SAW)
Inspection of Welding of Reinforcing Steel for Load-bearing Welded Joints
(MMAW, MIG, MAG, FCAW)
Inspection of Arc Stud Welding Procedure
Inspection of Qualification Test for Mechanised and Automatic Welding

​Building Diagnosis Test

Covermeter Survey
Rebound Hammer Test
​Carbonation Test
Anchor Bolt / Dowel Bar Proof Load Test
Half Cell Potential Measurement
Tile, Render, Mortar and Adhesive Pull Off / Pull Out Test
Ultrasonic Pulse Velocity Measurement
Open-up Test
Hammer Tapping Test
Infrared Thermography
Radar Scanning Test

​Metallic Material Testing

Reinforcing Bar Testing
Tapware and Valves Test
Structural Steel / Stainless Steel / Aluminium Alloy, etc.
Manhole Cover Test
Weld Destructive test
Coupler Test
Spider test
Fabrics
Provide Machining Test Specimen Services
Bolts, Screws and Nuts
Bend Test of Carbon Steel Bars
Bend Test of Metallic Materials
Bend Test of Reinforcing Bar, Wire Rods, Welded Fabric, Cold Reduced Wire for Reinforcement of Concrete
Bend Test of Welded Fabric for Reinforcement of Concrete
Bond Property of Steel Reinforcing Bars by Surface Geometry Measurement
Charpy V-notch Impact Test
Mass Per Metre of Cold Reduced Steel Wires
Mass Per Metre of Steel Reinforcing Bars, Wire Rods and Wire
Mass Per Metre Square, Pitch and Dimension of Steel Fabrics for reinforcement of Concrete
Proof Load Test of Unmachined (Finished) Bolts Screws and Studs in the force range 3 kN - 2000 kN
Proof Load Test of Steel Nuts in the Force Range 3 kN - 2000 kN
Proof Load Test of Stainless Steel Nut in the Force Range 3 kN - 2000 kN
Rebend Test of Carbon Steel Bars
Rebend Test of Reinforcing Bars, Wire Rod, Welded Fabric, Cold Reduced Wire for Reinforcement of Concrete
Tensile Test of Unmachined (Finished) Bolts, Screws and Studs in the Force Range 3 kN - 2000 kN
Tensile Test of Carbon Steel Bars in the Force Range 3 kN - 2000 kN
Tensile Test of Machined Bolts, Screws and Studs in the Force Range 3 kN - 2000 kN
Tensile Test of Reinforcing Bars, Wire Rod, Welded Fabric, Cold Reduced Wire for Reinforcement of Concrete in the Force Range 3 kN - 2000 kN
Tensile Test of Metallic Materials in the Force Range 3 kN - 2000 kN
Tensile Test & Slip / Permanent Elongation Test of Mechanical Coupler for Reinforcing Bar in the Force Range 3 kN - 2000 kN
Vickers Hardness Test of Metal in Scale Range of HV5, HV10 and HV30
Weld Shear Force Test of Welded Fabrics for Reinforcement of Concrete in the Force Range 3 kN - 2000 kN

Metallic Material Testing (Chemical Analysis)

Elemental Composition of Carbon Steel 250, 500 B, 500 C and Low Alloy Steel:​
• Carbon
​• Chromium
• Copper
• Molybdenum
• Manganese
• Nitrogen
• Nickel
• Sulphur
• Phosphorus
• Carbon Equivalent Value
• Vanadium
by Spark-OES
Elemental Composition of Stainless Steel 316, 316 L, 316 H:
• Carbon
• Chromium
• Molybdenum
• Manganese
• Nitrogen
• Nickel
• Sulphur
• Carbon Equivalent Value
• Silicon
• Phosphorus
by Spark-OES

​Aggregates Test

Ten Per Cent Fines Value
Particle Size Distribution
​Drying Shrinkage
Moisture Content
Elongation & Flakiness Index
Methylene Blue Value
Aggregate Crushing Value
Aggregate Impact Value
Bulk Density, Void and Bulking
Clay, Silt and Dust Content
Compacting Fraction Value of Aggregates for Granular Bed
Effect of Organic Substances by Mortar Method
Los Angeles Value
Particle Density and Water Absorption
Sampling
Shell Content
Soundness
Relative Density and Water Absorption

Aggregate (Chemical Analysis)

Water-soluble Chloride Salts
Water-soluble Sulphate Content
​Total Sulphate Content
Acid-soluble Materials
Water-soluble Chloride Ion Content
Acid-soluble Chloride Ion Content
Acid-soluble Sulphate Content
Total Sulphur Content
Presence of Humus

​Concrete Test

Cube Compressive Strength Test
Performance Test of Trial Mix
​Temperature Monitoring Test
Setting Time
Core Testing
Slump Test
Flow Table Test
Fresh Concrete Test
Water Absorption Test
Air Content
Alkali Silica Reaction Potential by Ultra-accelerated Mortar-bar Test
Compaction Factor
Compressive Strength of Cores in the Force Range 20 kN - 3000 kN
Compressive Strength of Cubes in the Force Range 20 kN - 3000 kN
Curing of Test Specimens (Tropical Zone Temperature)
Density of Compacted Fresh Concrete
Density of Hardened Concrete
Flexural Strength of Beams in the Range 1 kN - 100 kN
Making Test Beams from Fresh Concrete
Making Test Cube from Fresh Concrete
Making Test Cylinders from Fresh Concrete
Mixing and Sampling of Fresh Concrete
Obtaining Core Samples
Removal of Concrete Cover to Expose Reinforcement
Sampling of Fresh Concrete
Stiffening Time
Temperature Monitoring

​Concrete (Chemical Analysis)

Chloride Content
Calcium Oxide Content
Cement Content
Aggregate Content
Sulphate Content

​Concrete (Diagnostic)

Carbonation Test
Covermeter Survey
Half Cell Potential Measurement
Surface Hardness Measurement
Ultrasonic Pulse Velocity Measurement

​
​Cement Test & Portland Pulverized Fuel Ash Cement

Compressive Strength of Broken Mortar Prism in the Force Range 1 kN - 250 kN
Flexural Strength of Mortar Prisms in the Force Range 1 kN - 15 kN
Density
Fineness
Soundness
Setting Times
Standard Consistence

Calibration Service

Universal Testing Machine
Caliper - Vernier, Dial & Electronic
Thermometer
Curing Tank
Furnace
Steel Ruler
Measuring Tape
Stop Watch / Timer
Mass (F2 Class and Coarser)
Drying Oven
Dial Indicator / Gauge (Plunger)
Feeler Gauge
Engineering Square
Slump Cone
Tamping Rod
Cube Mould
Compacting Bar
Covermeter
Flow Table
Test Sieve
Force Measuring Machine (Compression Mode)
Laser Dust Meter
Rebound Hammer
Weighing Scale & Balance
Volumetric Glassware
Digital / Liquid in Glass Thermometers & RTD / Thermocouples with or without Indicators
Water Bath
Grout Flow Cone

​Adhesive

Pull-off Test of Render
Pull-off Test of Mortar
Pull-off Test of Tiles
Pull-off Test of Tile Adhesive

Manhole Cover

Permanent Set, Mass Determination & Loading Test of Manhole Covers, Gully Gratings & Kerb Overflow Weirs

​Structural Fixings (Anchor Bolts, Dowel Bars)

Tensile Proof Test of Anchor Bolts or Dowel Bars in the Force Range 2 kN - 600 kN
Tensile Proof Load Test of Anchor Bolts or Dowel Bars in the Force Range 2 kN - 600 kN
Shear Test of Anchor Bolts or Dowel Bars in the Force Range 1 kN - 200 kN

​Tapwares and Valves

Dimension
Leaktightness Test

​Water (Chemical Analysis)

Sulphate Content
Total Dissolved Solids
Chloride Content
Total Alkalinity
pH Value
Sodium Oxide Content (Na₂O)
Potassium Oxide Content (K₂O)
Alkali Content (Equivalent Na₂O)

​Silica Fume (Chemical Analysis)

Loss-on-ignition
Sulphate Content (as SO₃)
Silicon Dioxide Content (SiO₂)
Sodium Oxide Content
Potassium Oxide Content
Alkali Content (Sodium Oxide Equivalent)
Chloride Ion Content (Cl^-)
Free Calcium Oxide Content

​Curtain Walls & Cladding (Spiders)

Proof Load Test of Spiders in the Force Range 1 kN - 120 kN

​Mortar

Compressive Strength of Mortar Cubes in the Force Range 20 kN to 3000 kN

焊破損性測試

金屬材料中的焊縫的彎曲試驗
金屬材料中的電弧螺栓焊的彎曲試驗
剪力螺栓連接器的彎曲試驗
鋼筋焊接的彎曲試驗
金屬材料中的焊縫的夏比V型缺口衝擊試驗
金屬材料中的焊縫的破裂試驗
在 3 kN - 2000 kN 力值範圍內的熔融銲接接頭的焊接金屬縱向拉伸試驗
金屬材料中的焊縫的宏觀檢查
金屬材料中的電弧螺栓焊的宏觀檢查
在 3 kN - 2000 kN 力值範圍內的鋼筋的焊縫的剪切測試
在 3 kN - 2000 kN 力值範圍內的金屬材料中的焊縫的拉伸試驗
在 3 kN - 2000 kN 力值範圍內的金屬材料中的電弧螺栓焊的拉伸試驗
在 3 kN - 2000 kN 力值範圍內的鋼筋的焊縫的拉伸試驗
HV 5 至 HV 10 範圍內焊接接頭的維氏硬度測試

​焊非破損性測試

目視檢查
磁粉檢測 (磁流法，使用永磁體的顏色對比技術，交流磁軛)
液體滲透試驗 (顏色對比法)
剪力螺栓的彎曲試驗
超聲波檢測 (板材和管中的對接焊縫、'T'形焊縫、導管焊縫和節點焊縫)

馬路測試

車道的紋理深度 (鋪砂法)
車道的表面規則

化學測試和環境測試

水泥
混凝土添加劑
混凝土
硅灰
骨料
土壤
砂漿
碳素鋼
四氟乙烯一全氟烷氧基乙烯基醚共聚物
不銹鋼
波特蘭粉煤灰水泥
水
​礦渣微粉測試
• 鹼含量
• 氯化物
• 主要氧化物
• 燒失量
• 游離鈣離子
地下水
• 酸鹼度
• 硫酸鹽
• 二氧化硅含量
• 化學成分

土壤測試 (第一階段)

沙置換測試
在乾燥溫度45˚C ± 5˚C的烘箱水分含量
在乾燥溫度105˚C ± 5˚C的烘箱水分含量
烘箱乾燥法測定水分的比較試驗
篩析試驗
乾密度
液限、塑性極限和塑性指數
濕度計試驗
流性指數
濕法篩分細微性分佈 (含分散劑)
濕法篩分細微性分佈 (不含分散劑)
通過濕度計的顆粒尺寸分佈（含分散劑）
通過濕度計的顆粒尺寸分佈（不含分散劑）
連續的粒徑分佈曲線與濕篩沉澱試驗
乾密度/濕度土壤含不易破碎的顆粒含量的關係 (採用1000cc模具和2.5kg撞錘)
乾密度/濕度土壤含易破碎的顆粒含量的關係 (採用1000cc模具和2.5kg撞錘)
乾密度/濕度土壤含不易破碎的顆粒含量的關係 (採用加州承載比模具和2.5kg撞錘)
乾密度/濕度土壤含易破碎的顆粒含量的關係 (採用加州承載比模具和2.5kg撞錘)
乾密度/濕度土壤含不易破碎的顆粒含量的關係 (採用1000cc模具和4.5kg撞錘)
乾密度/濕度土壤含易破碎的顆粒含量的關係 (採用1000cc模具和4.5kg撞錘)
乾密度/濕度土壤含不易破碎的顆粒含量的關係 (採用加州承載比模具和4.5kg撞錘)
乾密度/濕度土壤含易破碎的顆粒含量的關係 (採用加州承載比模具和4.5kg撞錘)
原地堆積密度和適用於精細和中粒土沙置換法現場土壤的乾密度 (使用小注射筒)
原地堆積密度和適用於精細、中和粗粒土沙置換法現場土壤的乾密度 (使用大注射筒)
填充材料的相對抗壓

土壤測試 (化學分析)

有機物含量
燒失量
總硫酸鹽含量 (作為 SO₃)
水溶性硫酸鹽含量 (作為 SO₃)
水溶性氯含量
酸鹼度

​灌漿測試

泌水和自由膨脹試驗
預製骨料混凝土的流漿 (流度錐試驗)
在 20 kN - 3000 kN 力值範圍內的灌漿立方體抗壓強度
預製骨料混凝土新拌灌漿的膨脹和泌水

​修補砂漿和砂漿測試

砂漿立方體抗壓強度測試

​礦渣微粉測試

活度指數
密度
細度
水含量
起始的凝固時間

​
​礦渣微粉測試 (化學分析)

燒失量
硫酸鹽含量 (作為 SO₃)
在鹽酸和碳酸鈉中的不溶性殘留物
錳含量 (Mn)
氧化錳含量 (MnO)
三氧化錳含量 (Mn₂O₃)
不純的二氧化硅含量 (SiO₂)
純二氧化硅含量 (SiO₂)
可溶性二氧化硅含量 (SiO₂)
總二氧化硅含量 (SiO₂)
氧化鐵 (III) 含量
氧化鋁含量
氧化鈣含量
氧化鎂含量
氧化鈉含量
氧化鉀含量
鹼含量 (相等氧化鈉)
氯離子含量 (Cl^-)
硫化物含量

​​煤粉飛灰測試

活度指數
密度
強度系數
需水量
細度
安定性
水含量
起始的凝固時間

​煤粉飛灰測試 (化學分析)

燒失量
硫酸鹽含量 (作為 SO₃)
錳含量 (Mn)
氧化錳含量 (MnO)
三氧化錳含量 (Mn₂O₃)
不純的二氧化硅含量 (SiO₂)
純二氧化硅含量 (SiO₂)
可溶性二氧化硅含量 (SiO₂)
總二氧化硅含量 (SiO₂)
氧化鐵 (III) 含量
氧化鋁含量
氧化鈣含量
氧化鎂含量
氧化鈉含量
氧化鉀含量
鹼含量 (相等氧化鈉)
氯離子含量 (Cl^-)
游離氧化鈣含量

​提供的其他服務

諮詢服務和培訓 HOKLAS / IAS 實驗室和檢驗機構管理系統
使用表格 3、4、5 和 6 進行負載測試和認證的註冊工程師見證服務
熱浸玻璃測試
噪音
總懸浮微粒

添加劑 (化學分析)​

含灰量
乾物質含量
常規乾物質含量
液態添加劑的酸鹼度
液態添加劑的相對密度
密度
氯離子含量
水溶性氯化物含量
氧化鈉含量
氧化鉀含量
鹼含量

水泥 (化學分析)

燒失量
硫酸鹽含量 (as SO₃)
不溶於鹽酸和碳酸鈉的殘留物
錳含量 (Mn)
氧化錳含量 (MnO)
三氧化二錳 (Mn₂O₃)
不純的二氧化硅含量 (SiO₂)
純二氧化硅含量 (SiO₂)
可溶性二氧化硅含量 (SiO₂)
總二氧化硅含量 (SiO₂)
氧化鐵 (III) 含量
氧化鋁含量
氧化鈣含量
氧化鎂含量
氧化鈉含量
氧化鉀含量
鹼含量 (相等氧化鈉)
氯離子含量 (Cl^-)
水合熱

地下水 (化學分析)​

硫酸鹽含量 (作為 SO₃)
酸鹼度

環保測試

污水
• 在 103-105 ˚C 乾燥下的總懸浮固體
​• 酸鹼度, 電測法
• 化學需氧量, 閉管迴流, 比色法

​Welds (Destructive)

Bend Test on Welds in Metallic Materials
Bend Test on Arc Stud Welding in Metallic Materials
Bend Test on Shear Stud Connectors
Bend Test on Welding of Reinforcing Steel
Charpy V-notch Impact Test on Welds in Metallic Materials
Fracture Test on Welds in Metallic Materials
Longitudinal Tensile Test on Weld Metal in Fusion Welded Joints in the Force Range 3 kN - 2000 kN
Macroscopic Examination on Welds in Metallic Materials
Macro Examination of Arc Stud Welding in Metallic Materials
Shear Test on Welding of Reinforcing Steel in the Force Range 3 kN - 2000 kN
Tensile Test on Welds in Metallic Materials in the Force Range 3 kN - 2000 kN
Tensile Test on Arc Stud Welding in Metallic Materials in the Force Range 3 kN - 2000 kN
Tensile Test on Welding of Reinforcing Steel in the Force Range 3 kN - 2000 kN
Vickers Hardness Test across Welded Joints in the Scale of HV 5 to HV 10

​Welds (Non-Destructive)

Visual Examination
Magnetic Particle Test (Magnetic Flow Method, Colour Contrast Technique Using Permanent Magnets, A.C. Yokes)
Liquid Penetrant Test (Colour Contrast Method)
Bend Test of Shear Stud
Ultrasonic Test (Butt Welds in Plates & Pipes, 'T' Joint Welds, Nozzle Welds & Node Welds)

Road Surfaces

Texture Depth of Carriageways (Sand Patch Method)
Surface Regularity of Carriageways

Chemical Test and Environmental Test

Cement
Concrete Admixture
Concrete
Silica Fume
Aggregates
Soil
Mortar
Carbon Steel
PFA
Stainless Steel
PPFAC
Water
GGBS
• Alkali Content
• Chloride
• Major Oxides
• Loss On Ignition
• Free Calcium Ion
Ground Water
• pH
• Sulphate
• Silica Content
• Chemical Composition

​Soil Test (Phase I)

Sand Replacement Test
Moisture Content by Oven-drying at 45˚C ± 5˚C
Moisture Content by Oven-drying at 105˚C ± 5˚C
Comparative Test for the Determination of Moisture Content by Oven Drying
Sieve Analysis Test
Dry Density
Liquid Limit, Plastic Limit and Plasticity Index
Hydrometer Test
Liquidity Index
Particle Size Distribution by Wet Sieving (with Dispersant)
Particle Size Distribution by Wet Sieving (without Dispersant)
Particle Size Distribution by Hydrometer (with Dispersant)
Particle Size Distribution by Hydrometer (without Dispersant)
Construction of a Continuous Particle Size Distribution Curve from the Results of Wet-sieving and Sedimentation Tests
Dry Density / Moisture Content Relationship of Soils Containing Particles which are not susceptible to Crushing (Using 1000 cc mould and 2.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are susceptible to Crushing (Using 1000 cc mould and 2.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are not susceptible to Crushing (Using CBR mould and 2.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are susceptible to Crushing (Using CBR mould and 2.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are not susceptible to Crushing (Using 1000 cc mould and 4.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are susceptible to Crushing (Using 1000 cc mould and 4.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are not susceptible to Crushing (Using CBR mould and 4.5 kg rammer)
Dry Density / Moisture Content Relationship of Soils Containing Particles which are susceptible to Crushing (Using CBR mould and 4.5 kg rammer)
In-situ Bulk Density and in-situ Dry Density of Soils by the Sand Replacement Method Suitable for Fine and Medium Grained Soils (with Small Pouring Cylinder)
In-situ Bulk Density and in-situ Dry Density of Soils by the Sand Replacement Method Suitable for Fine, Medium and Coarse Grained Soils (with Large Pouring Cylinder)
Relative Compaction of Fill Material

​Soil Test (Chemical Analysis)

Organic Matter Content
Loss-on-ignition
Total Sulphate Content (as SO₃)
Water-soluble Sulphate Content (as SO₃)
Water-soluble Chloride Content
pH Value

Grout Test

Bleeding and Free Expansion Test
Flow of Grout for Pre-placed Aggregate Concrete (Flow Cone Method)
Compressive Strength of Grout Cubes in the Force Range 20 kN to 3000 kN
Expansion and Bleeding of Freshly Mixed Grouts for Preplaced-aggregates Concrete

​Repair Mortar and Mortar Test

Mortar Cube Compressive Strength Test

Ground Granulated Blastfurance Slag (GGBS)

Activity Index
Density
Fineness
Moisture Content
Initial Setting Time

​Ground Granulated Blastfurance Slag (GGBS) (Chemical Analysis)

Loss-on-ignition
Sulphate Content (as SO₃)
Insoluble Residue in Hydrochloric Acid and Sodium Carbonate
Manganese Content (Mn)
Manganese Oxide Content (MnO)
Manganese Trioxide Content (Mn₂O₃)
Impure Silica Content (SiO₂)
Pure Silica Content (SiO₂)
Soluble Silica Content (SiO₂)
Total Silica Content (SiO₂)
Iron (III) Oxide Content
Aluminium Oxide Content
Calcium Oxide Content
Magnesium Oxide Content
Sodium Oxide Content
Potassium Oxide Content
Alkali Content (Sodium Oxide Equivalent)
Chloride Ion Content (Cl^-)
Sulphide Content

​Pulverised Fuel Ash (PFA)

Activity Index
Density
Strength Factor
Water Requirement
Fineness
Soundness
Moisture Content
Initial Setting Time

Pulverised Fuel Ash (PFA) (Chemical Analysis)

Loss-on-ignition
Sulphate Content (as SO₃)
Manganese Content (Mn)
Manganese Oxide Content (MnO)
Manganese Trioxide Content (Mn₂O₃)
Impure Silica Content (SiO₂)
Pure Silica Content (SiO₂)
Soluble Silica Content (SiO₂)
Total Silica Content (SiO₂)
Iron (III) Oxide Content
Aluminium Oxide Content
Calcium Oxide Content
Magnesium Oxide Content
Sodium Oxide Content
Potassium Oxide Content
Alkali Content (Sodium Oxide Equivalent)
Chloride Ion Content (Cl^-)
Free Calcium Oxide Content

​Others Service provided

Consultancy services and Training HOKLAS / IAS Laboratory and inspection body management system
R.P.E. witness Services for Loading test and certify with form 3, 4, 5 and 6
Heat-Soaked Test
Noise
Total Suspended Particulates

Admixture (Chemical Analysis)

Ash Content
Dry Material Content
Conventional Dry Material Content
pH Value of Liquid Admixtures
Relative Density of Liquid Admixtures
Density
Chloride Ion Content
Water-soluble Chloide Content
Sodium Oxide Content
Potassium Oxide Content
Alkali Content

Cement (Chemical Analysis)

Loss-on-ignition
Sulphate Content (as SO₃)
Residue Insoluble in Hydrochloric Acid and Sodium Carbonate
Manganese Content (Mn)
Managanese Oxide Content (MnO)
Manganese Trioxide Content (Mn₂O₃)
Impure Silica Content (SiO₂)
Pure Silica Content (SiO₂)
Soluble Silica Content (SiO₂)
Total Silica Content (SiO₂)
Iron (III) Oxide Content
Aluminium Oxide Content
Calcium Oxide Content
Magnesium Oxide Content
Sodium Oxide Content
Potassium Oxide Content
Alkali Content (Sodium Oxide Equivalent)
Chloride Ion Content (Cl^-)
Heat of Hydration

Groundwater (Chemical Analysis)

Sulphate Content (as SO₃)
pH Value

​Environmental Test

Wastewater​
• Total Suspended Solids Dried at 103-105 ˚C
​• pH Value, Electrometric Method
• Chemical Oxygen Demand, Closed Reflux, Colorimetric Method