Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM A31-04
Năm ban hành 2004
Publication date
Tình trạng
A - Còn hiệu lực
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Tên tiếng Anh
Title in English Standard Specification for Steel Rivets and Bars for Rivets, Pressure Vessels
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 4
Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard 1.1 This specification covers steel rivets for use in boilers and pressure vessels and steel bars for use in the manufacture of rivets.1.2 Two grades are covered: 1.2.1 Grade A - Bars having a yield point of 23 000 psi (160 MPa) minimum with no controls on carbon content.1.2.2 Grade B - Bars having a yield point of 29 000 psi (200 MPa) minimum with carbon 0.28 % maximum.1.2.3 Rivets are manufactured from the applicable bar grade.1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
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