Stainless Steel

Matterial Chemical and Machenical Specifications of Stainless Steel Bolt Products

ASTM-A193 GRADE B8
Class 1		 B8
Class 2		 B8T
Class 1		 B8M
Class 1		 B8M
Class 2		 B8C
Class 2

CHEMICAL ANALYSIS

 CARBON <0.08 <0.08 <0.08 <0.08 <0.08 <0.08
MANGANESE <2 <2 <2 <2 <2 <2
PHOSPHORUS (Max) <0.045 <0.045 <0.045 <0.045 <0.045 <0.045
SULFUR (Max) <0.030 <0.030 <0.030 <0.030 <0.030 <0.030
SILICON <1 <1 <1 <1 <1 <1
NICKEL 8-11 8-11 9-12 10-14 10-14 9-12
CHROMIUM 18-20 18-20 17-19 16-18 16-18 17-19
MOLYBDENUM 2-3 2-3
COLOMBIUM + TANTALE (Min) 10*C
(Max) 1.1
TITANIUM Min 5*(C+N)
VANDIUM

EQUIVALENTS

 AISI 304 304 321 316 316 347
AFNOR Z6CNN
18.09		 Z6CNN
18.09		 Z6CNT
18.10		 Z6CNT
17.11		 Z6CNT
17.11
DIN X 5 Cr Ni
18.09
1.4301
(A2)		 X 5 Cr Ni
18.09
1.4301
(A2)		 X 10 Cr Ni
18.09
1.4541
(A2)		 X 5 Cr
Ni Mo
18.10
1.4401
(A4)		 X 5 Cr
Ni Mo
18.10
1.4401
(A4)		 X 10 Cr Ni
Nb 18.09
1.4550
B.S. 1506.801
Gr B		 1506.801
Gr B		 1506.821
Gr Ti		 1506.845 1506.845 1506.821
Nib

MECHANICAL REQUIREMENTS

 Tensile Strength N/mm2 (Min) 180 > D > 100
100 > D 515 515 515 515
100 > D > 65
65 > D
40 > D > 32 690 620
31 > D > 25.4 725 655
25 > D > 20 795 690
20 > D 860 760
Yield Strength N/mm2 (Min) 180 > D > 100
100 > D 205 205 205 205
100 > D > 65
65 > D
40 > D > 32 345 345
31 > D > 25.4 450 450
25 > D > 20 550 550
20 > D 690 665
Elongation in 4D (%) (Min) 180 > D > 100
100 > D 30 30 30 30
100 > D > 65
65 > D 28 30
40 > D > 32
31 > D > 25.4 20 25
25 > D > 20 15 20
20 > D 12 15
Reduction of Area (%) (Min) 180 > D > 100
100 > D 50 50 50 50
100 > D > 65
65 > D
40 > D > 32 45 45
31 > D > 25.4 35 45
25 > D > 20 35 45
20 > D 35 45

Return to Bolts Standard

© Part Sazi Mashad 2014