螺丝螺母螺钉紧固件检测服务-金属材料测试中心

Product
产品类型

TestItem
测试项目

TestStandard 
测试标准

螺栓、
螺钉、螺柱
Bolts,screws and studs

尺寸
Dimension

 客户指定规格
(specificationrequired by client)

通止规检测
Go/nogo plug gauge test

ASMEB1.1-2003
ANSI/ASMEB1.2-1983
ISO1502-1996
GB/T3934-2003

表面缺陷
Surfacediscontinuity

ASTM F788/F788M-08                 
ISO6157-1:1988
ISO6157-3:1988                    
DIN EN 26157-1:1991     
DINEN 26157-3:1991
GB/T5779.1
GB/T 5779.3  

抗拉强度
Tensilestrength

ASTM F606/F606M-07                   
ASTM A574/A574M-08          
ASTM F568M-98            
ASTM A325-09           
ASTM A193/A193M-08b   
ASTMA449-07b          
ASTM A307-07b                                 
SAE J429-1999 
ISO898-1:1999 
GB/T3098.1-2000
ISO3506-1:1997                   
GB/T 3098.6-2000                                    
GB/T 1231-2006                      
GB/T 3632-2008   
            
                                 

拉伸屈服强度
Tensileyield strength                

规定非比例伸长应力
Stressat specific non-proportional elongation

断后伸长率
Percentageelongation after fracture

断面收缩率
Percentagereduction of area after fracture

保证荷载
Proofload test

楔负载测试
Wedgeloading test

头部坚固性测试
Headsoundness test

脱碳层测试
Decarburizationtest

再回火测试
Retemperingtest

破坏扭矩测试
Torsionalstrength test

ISO898-7:1992 
DIN EN20898-7:1995
GB/T3098.13-1996

冲击吸收功
Impactstrength

ASTME23-07ae1
ISO148-2006(V-notch)
GB/T229-1994

抗氢脆测试
Hydrogenembrittlement test

ISO15330:1999
GB/T3098.17-2000

洛氏硬度
Rockwellhardness

ASTME18-08b
ISO6508-1:2005
GB/T230.1-2004

表面洛氏硬度
Superficialrockwell hardness

布氏硬度
Brinellhardness

ASTME10-08
ASTMA370-09a
ISO6506-1:2005
GB/T231.1-2002

维氏硬度
Vickershardness

ASTME92-82(2003)e2
ISO6507-1:2005
GB/T4340.1-1999

显微硬度
Microhardness

ASTME384-09
ISO4507:2000
GB/T4340.1-1999

拧紧试验
Tighteningtest

GB/T16823.3-1997
JISB1084-1987

钢结构用大六角头高强度螺栓连接副
Specificationsof high strength bolts with large hexagon head,large hexagonnuts,plain washers for steel structures   

扭矩系数                  
Torsion coefficient test

GB/T 1231-2006

钢结构用扭剪型高强度螺栓连接副
Setsof torshear type high strength bolt hexagon nut and plain washerfor steel structures    

紧固轴力  
Axialforce

GB/T 3632-2008

高强度螺栓连接
Highstrength bolt conection

抗滑移系数                      
Anti-slipping coefficient test

GB 50205-2001

紧定螺钉      
Set screws

芯部硬度     
Core hardness test

ISO898-5:1998
GB/T3098.3:2000
ISO3506-3:1997
GB/T3098.16:2000

表面硬度      
 Surface hardness test

脱碳层测试  
Decarburizationdepth

保证扭矩试验
Prooftorque test

螺母
Nuts

客户指定规格
(specificationrequired by client)

表面缺陷检测             
Surface discontinuityinspection

ISO6157-2:1995
GB/T5779.2:2000           
ASTM F812/F812M-07       
DINEN 493:1992

保证荷载 （应力）

Proof load test

GB/T 3098.2-2000         
ISO 898-2:1992       
GB/T3098.4-2000        
ISO 898-6:1994           
GB/T 3098.10-1993       
ISO8839:1986           
GB/T 3098.12-1996        
ISO 10485:1981            
GB/T 3098.15-2000        
ISO 3506-2:1997                                  
SAE J995-1999            
ASTM A194/A194M-09     
ASTMA563-07a 
ASTMF606-07                     

扩孔测试
Wideningtest

GB/T 3098.14:2000      
 ISO10484:1997

蝶形螺母
Wingnuts

保证扭矩测试
Prooftorque

GB/T 3098.20-2004       
JISB 1185-1994

有效力矩型钢锁紧螺母
Prevailingtorque type steel hexagon nuts

有效力矩测试
Prevailingtorque

ISO2320:1997 
GB/T3098.9:2002         

自挤螺钉
Threadrolling screws

表面硬度试验
Surfacehardness test

    
  ISO 7085:1999
GB/T3098.7-2000    
JISB 1060-2003

芯部硬度试验
Corehardness test

表面渗碳层深度
Casedepth

破坏扭矩试验
Breakingtorque

头部坚固性试验       
Ductility

拧入性能试验
Drivingtest

抗氢脆试验              
Hydrogen embrittlement test

再回火试验
Corehardness after retempering

拉伸破坏负载
Tensilebreaking load

自攻螺钉/墙板自攻螺钉
Tappingscrews/Dry wall screws

表面硬度试验
SurfaceHardness Test

 ISO2702-1992 
GB/T3098.5-2000
JIS B1055-1995   

渗碳层深度
Casedepth

显微组织试验
Microstructureanalysis

破坏扭矩试验
Torsionalstrength test

弯折角试验
Bendingtest

GB/T 14210-93