NINGBO STEEL BOLT
CO., LTD
Address:Panjiashan, Xiepu Town, Zhenhai, Ningbo, China
Tel:
+86-574-86231358
Fax:
+86-574-86231338
Email:
bolt@ningbo-bolt.com
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Threaded Studs
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Selection will depend upon design, service conditions, mechanical
properties, and high temperature characteristics.
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ASTM A307 Grade A And B Threaded Rods
When tested, sampled specimens shall adhere to specified values for
chemical composition, hardness, tensile strength, yield point,
elongation, and dimensions.
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When tested, sampled specimens shall adhere to specified values for
chemical composition, hardness, tensile strength, yield point,
elongation, and dimensions.
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Surface hardness shall not be more than 30 Vickers points above the
measured core hardness of the fastener when determination of both
surface hardness and core hardness are carried out with HV 0,3.
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SAE J429 standard covers specifications to chemical, mechanical and
other material requirements for inch-series carbon and alloy steel
bolts, screws, studs, and U-bolts, used in automotive and related
industries in sizes up-to 1-1/2 inch, inclusive.
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The ASTM A193 specification covers alloy-steel and stainless steel
stud bolts materials for high temperature or high-pressure service.
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ASTM A307 specification covers the chemical and mechanical
requirements for three grades (Grades A, B, and C) of carbon steel
bolts, studs, threaded rods with minimum tensile requirement of 60
ksi. However Grade C has been replaced by ASTM F1554 Grade 36
Specification.
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ASTM A307 specification covers the chemical and mechanical
requirements for three grades (Grades A, B, and C) of carbon steel
bolts, studs, threaded rods with minimum tensile requirement of 60
ksi. However Grade C has been replaced by ASTM F1554 Grade 36
Specification.
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This alloy steel shall contain at least one of the following
elements in the minimum quantity given: chromium 0,30 %, nickel 0,30
%, molybdenum 0,20 %, vanadium 0,10 %.
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SAE J429 standard covers specifications to chemical, mechanical and
other material requirements for inch-series carbon and alloy steel
bolts, screws, studs, and U-bolts, used in automotive and related
industries in sizes up-to 1-1/2 inch, inclusive.
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