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Products
High temperature and high pressure stud
Details
Standard
Material Type & Grade
Normal Size (in.)
Length
 Screw Thread
Mechanical Requirement
σb
(MPa)
σ0.2
(MPa)
δ4
(%)
ψ
(%)
Hardness
ASME/ANSI B 16.5
ASME/ANSI B 18.2.1
ASME/ANSI B 1.1
A 193
B7
≤2.5
According to order
UNC, 8UN
Accuracy of thread Grade 2A
≥860
≥725
16
50
≤HB321
B7M
≤2.5
≥690
≥550
18
≤HB235
B16
≤2.5
≥860
≥725
≤HB321
B8/B8M/B8C/B8T (CL. 1)
All diameters
≥515
≥205
30
50
≤HB223
B8/B8C/B8T
(CL. 2)
≤0.75
≥860
≥690
12
35
≤HB321
＞0.75~1
≥795
≥550
15
＞1~1.25
≥725
≥450
20
＞1.25~1.5
≥690
≥345
28
45
B8M (CL. 2)
≤0.75
≥760
≥655
15
45
＞0.75~1
≥690
≥550
20
＞1~1.25
≥655
≥450
25
＞1.25~1.5
≥620
≥345
30
A 453
660 B
All diameters
≥895
≥585
15
18
HB248~341