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ASTM A193
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Alloy-Steel and Stainless Bolting Materials for High-Temperature Service
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Grade:
B7, B7M, B8 Class 1 & 2, B8M Class 1 & 2, B16, B6, B5, B8T, B8MA, Etc.
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ASTM A320
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Alloy-Steel Bolting Materials for Low-Temperature Service.
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Grade:
L7, L7M, L43, B8 Class 1 & 2, B8M Class 1 & 2, B8T, B8MA, Etc.
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ASTM A194
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Carbon and Alloy-Steel Nuts for Bolts for High-Pressure and High-Temperature Service.
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Grade:
2H, 2HM, 3, 4, 6, 7, 7M, 8, 8A, 8M, 8MA, 8C, 8CA, 8T, Etc.
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ASTM A453
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Bolting Material, High-Temperature 50 to 120KSI
[345 to 827 Mpa] Yield Strength, With Expansion Coefficients Comparable to Austeritie Steels.
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Grade:
660, Class A, B, C
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