Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM A997-08(2012)
• Năm ban hành / Publication date: 2012
• Tình trạng / Status: W - Hết hiệu lực
• Tên tiếng Anh / Title in English: Standard Practice for Investment Castings, Surface Acceptance Standards, Visual Examination
• Chỉ số phân loại Quốc tế (ICS) / By field: 77.040.20 - Thử nghiệm không phá hủy kim loại
• Số trang / Page: 2

Phạm vi áp dụng / Scope of standard

1.1 This practice covers the acceptance criteria for surface inspection of investment castings by visual examination.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.