China

Suzhou Q-lab

No. 7, Dongwang Road, Loufeng East District, Suzhou Industrial Park, Jiangsu, People's Republic of China, Suzhou Industrial Park, Jiangsu, China

A2LA|871.03ISO/IEC 17025Register refreshed 2026-09-25

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86 512 6593 3572

plum.yin@qlabinc.com.cn

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Register record

A2LARefreshed 2026-09-25: 871.03Active

Accredited standards

Our reading of the A2LA scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ISO

ISO 898-1Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread

As written on the certificate · Line 1 (A2LA 871.03)

ASTM E18; F606/F606M; ISO 6508-1; ASTM E384; E92; ISO 6507-1; ASTM F606/ F606M; ISO 898 -1; ISO 3506-1; SAE J429; ASTM F606/ F606M; ISO 898-2; ISO 3506-2; SAE J995; ASME B18.6.3; B18.6.5M; F.I.P. 1000; ASME B18.6.3; F.I.P. 1000; ISO 7085; 898-7; SAE J78; J81; J933; F.I.P. 1000; SAE J81; J933; J1237; F.I.P. 1000; SAE J81; J1237; DIN7500-1; ASTM F606/ F606M; F.I.P. 1000; ISO 15330; SAE J81; J1237; ISO 2702; 7085; SAE J78; J81; J423; J1237; ISO 898-1; ASTM F2328; F2328M

ISO 898-2Fasteners - Mechanical properties of fasteners made of carbon steel and alloy steel - Part 2: Nuts with specified property classes

As written on the certificate · Line 1 (A2LA 871.03)

ISO 1502ISO general-purpose metric screw threads - Gauges and gauging

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ISO 2702Fasteners - Heat treated tapping screws - Mechanical and physical properties

As written on the certificate · Line 1 (A2LA 871.03)

ISO 3506-1Fasteners - Mechanical properties of corrosion-resistant stainless steel fasteners - Part 1: Bolts, screws and studs with specified grades and property classes

As written on the certificate · Line 1 (A2LA 871.03)

ISO 3506-2Fasteners - Mechanical properties of corrosion-resistant stainless steel fasteners - Part 2: Nuts with specified grades and property classes

As written on the certificate · Line 1 (A2LA 871.03)

ISO 3613Metallic and other inorganic coatings - Chromate conversion coatings on zinc, cadmium, aluminium-zinc alloys and zinc-aluminium alloys - Test methods

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ISO 4759Name not checked yet

As written on the certificate · Line 3 (A2LA 871.03)

ASME B18.6.5M; B18.6.3; ISO 10664; ASME B18.3; B18.3.1M; DIN 912; 916; ISO 23429; JIS B1071; ISO 4759; CNS B6025; CNS B6026; CNS B6086

ISO 6157-1Fasteners - Surface discontinuities - Part 1: Bolts, screws and studs for general requirements

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ISO 6507-1Metallic materials - Vickers hardness test - Part 1: Test method

As written on the certificate · Line 1 (A2LA 871.03)

ISO 6508-1Metallic materials - Rockwell hardness test - Part 1: Test method

As written on the certificate · Line 1 (A2LA 871.03)

ISO 7085Mechanical and performance requirements of case hardened and tempered metric thread rolling screws

As written on the certificate · Line 1 (A2LA 871.03)

ISO 9227Corrosion tests in artificial atmospheres - Salt spray tests

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ISO 10664Hexalobular internal driving feature for bolts and screws

As written on the certificate · Line 3 (A2LA 871.03)

ASME B18.6.5M; B18.6.3; ISO 10664; ASME B18.3; B18.3.1M; DIN 912; 916; ISO 23429; JIS B1071; ISO 4759; CNS B6025; CNS B6026; CNS B6086

ISO 15330Fasteners - Preloading test for the detection of hydrogen embrittlement - Parallel bearing surface method

As written on the certificate · Line 1 (A2LA 871.03)

ISO 16047Fasteners - Torque/clamp force testing

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ISO 23429Gauging of hexagon sockets

As written on the certificate · Line 3 (A2LA 871.03)

ASME B18.6.5M; B18.6.3; ISO 10664; ASME B18.3; B18.3.1M; DIN 912; 916; ISO 23429; JIS B1071; ISO 4759; CNS B6025; CNS B6026; CNS B6086

ASTM

ASTM A574Standard Specification for Alloy Steel Socket-Head Cap Screws

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ASTM B117Standard Practice for Operating Salt Spray (Fog) Apparatus

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ASTM B487Standard Test Method for Measurement of Metal and Oxide Coating Thickness by Microscopical Examination of Cross Section

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ASTM B568Name not checked yet

As written on the certificate · Line 2 (A2LA 871.03)

ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502

ASTM E18Standard Test Methods for Rockwell Hardness of Metallic Materials

As written on the certificate · Line 1 (A2LA 871.03)

ASTM E384Standard Test Method for Microindentation Hardness of Materials

As written on the certificate · Line 1 (A2LA 871.03)

ASTM F606Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners, Washers, Direct Tension Indicators, and Rivets

As written on the certificate · Line 1 (A2LA 871.03)

ASTM F2328Standard Test Method for Determining Decarburization and Carburization in Hardened and Tempered Threaded Steel Bolts, Screws, Studs, and Nuts

As written on the certificate · Line 1 (A2LA 871.03)

Scope as published by A2LA

4 lines

A2LA

ISO/IEC 17025

Active

871.03

The scope document we hold says it is valid until 2027-07-31.

View scope

Accredited scope, certificate 871.03

Line	Discipline	Method	Matrix	Range
1	mechanical	ASTM E18; F606/F606M; ISO 6508-1; ASTM E384; E92; ISO 6507-1; ASTM F606/ F606M; ISO 898 -1; ISO 3506-1; SAE J429; ASTM F606/ F606M; ISO 898-2; ISO 3506-2; SAE J995; ASME B18.6.3; B18.6.5M; F.I.P. 1000; ASME B18.6.3; F.I.P. 1000; ISO 7085; 898-7; SAE J78; J81; J933; F.I.P. 1000; SAE J81; J933; J1237; F.I.P. 1000; SAE J81; J1237; DIN7500-1; ASTM F606/ F606M; F.I.P. 1000; ISO 15330; SAE J81; J1237; ISO 2702; 7085; SAE J78; J81; J423; J1237; ISO 898-1; ASTM F2328; F2328M	Fasteners	300 to 30000 gf
2	materials	ASTM A574/A574M; E340; F788/F788M; F812/F812M; ISO 6157-1; 6157-2; 6157-3; SAE J122; J123; ASTM B568; ASTM B487; ASTM B117; ISO9227; ISO 3613; ISO 16047; ASME B18.6.3; B18.6.5M; ASME B1.2; ISO 1502	-	0 to 180 º
3	dimensional	ASME B18.6.5M; B18.6.3; ISO 10664; ASME B18.3; B18.3.1M; DIN 912; 916; ISO 23429; JIS B1071; ISO 4759; CNS B6025; CNS B6026; CNS B6086	-	to 75 mm
4	mechanical	For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited SUZHOU Q-LAB INC. Suzhou Industrial Park, Jiangsu, CHINA for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017). Presented this 26th day of June 2025. _______________________ Mr. Trace McInturff, Vice President, Accreditation Services For the Accreditation Council Certificate Number 871.03 Valid to July 31, 2027

Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.

Labs with overlapping accredited scope in China

METAL IMPROVEMENT COMPANY TECHNOLOGY SERVICE (SUZHOU) CO., LTD. – IMR TEST LABS SUZHOUSuzhou, JiangsuA2LAShares 1 accredited test methodASTM B487

Accreditation data refreshed from the A2LA register on 2026-09-25.

This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.