■ Stainless Steel Bolt & Nut				不锈钢紧固件

Description for Stainless Steel Bolt & Nut

不锈钢紧固件描述

Chinese Standard   Bolt   Nut

ANSI/ASTM   Bolt   Nut

Type:		Machine Bolt   Stud Bolt   Full Thread Bolt		Hex Hut   Heavy Hex Hut		Machine Bolt   Stud Bolt   Full Thread Bolt		Heavy Hex Nut
Standard&Code:		GB5782-2000   GB5785-2000     GB901-1998      HG20613-97   HG20634-97   SH3404-96		GB6170-2000   GB6171-2000   GB6175-2000   GB6176-2000      HG20613-97   HG20634-97   SH3404-96		ANSI B18.2.1   ANSI B1.1		ANSI B18.2.2   ANSI B1.1
Material:		0Cr18Ni9   0Cr17Ni14Mo2		0Cr18Ni9   0Cr17Ni14Mo2		ASTM A193 GR.B8   ASTM A193 GR.B8A   ASTM A193 GR.B8 CL2   ASTM A320 GR.B8   ASTM A320 GR.B8A   ASTM A320 GR.B8 CL2   ASTM A193 GR.B8M   ASTM A193 GR.B8MA   ASTM A193 GR.B8M CL2   ASTM A320 GR.B8M   ASTM A320 GR.B8MA   ASTM A320 GR.B8M CL2   ASTM A453 GR.660A		ASTM A194 GR.8   ASTM A194 GR.8A   ASTM A194 GR.8A   ASTM A194 GR.8   ASTM A194 GR.8A   ASTM A194 GR.8A   ASTM A194 GR.8M   ASTM A194 GR.8MA   ASTM A194 GR.8MA   ASTM A194 GR.8M   ASTM A194 GR.8MA   ASTM A194 GR.8MA   ASTM A194 GR.8C

Chemical Composition & Mechanical Properties of Stainless Steel Bolt&Nut

不锈钢紧固件化学成份及机械性能

Spec. No. Grade		Chemical Compositions（max%） C Mn P S Si Cr Cu Mo Ni Co	Mechanical Properties (min) Tensile (MPa) Yield (MPa) Elongation % Reduction % Hardness (HB)

A193 - Alloy Steel and Stainless Steel Bolting Materials for High Temperature Service

A320 - Alloy Steel Bolting Materials for Low Temperature Service

A194 - Carbon and Alloy Steel Nuts for bolts for High Pressure and High Temperature Serice

A453 - High Temperature Bolting Materials, with Expansion Coefficients Comparable to Austenitic Stainless Steel

B8		0.08		2.00		0.045		0.030		1.00		18.0- 20.0						8.0- 10.5				515		205		30		50		≤223

B8A		0.08		2.00		0.045		0.030		1.00		18.0- 20.0						8.0- 10.5				515		240		30		50		≤192

B8 CL2		0.08		2.00		0.045		0.030		1.00		18.0- 20.0						8.0- 10.5												≤321

B8M		0.08		2.00		0.045		0.030		1.00		16.0- 18.0				2.00- 3.00		10.0- 14.0				515		205		30		50		≤223

B8MA		0.08		2.00		0.045		0.030		1.00		16.0- 18.0				2.00- 3.00		10.0- 14.0				515		240		30		50		≤192

B8M CL2		0.08		2.00		0.045		0.030		1.00		16.0- 18.0				2.00- 3.00		10.0- 14.0												≤321

660A		0.08		2.00		0.040		0.030		1.00		13.5- 16.0				1.00- 1.50		24.0- 27.0				895		585		16		18		248-341

8		0.08		2.00		0.045		0.030		1.00		18.0- 20.0						8.0- 10.5												126-300

8A		0.08		2.00		0.045		0.030		1.00		18.0- 20.0						8.0- 10.5												126-192

8M		0.08		2.00		0.045		0.030		1.00		16.0- 18.0				2.00- 3.00		10.0- 14.0												126-300

8MA		0.08		2.00		0.045		0.030		1.00		16.0- 18.0				2.00- 3.00		10.0- 14.0												126-192

8C		0.08		2.00		0.045		0.030		1.00		17.0- 19.0						9.0- 13.0		10C%										126-300

HG20613-97, HG20634-97, SH3404-96

0Cr18Ni9

0.07

2.00

0.035

0.030

1.00

17.00- 19.00

8.00- 11.00

520

206

40

≤187

0Cr17Ni14Mo2

0.08

2.00

0.035

0.030

1.00

16.00- 18.00

2.00- 3.00

10.00- 14.00

520

206

40

≤187