NAVISTAR MPAPS C-2-2014 Brass and Bronze Castings (Includes Appendix).pdf
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1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. DECEMBER 2014 Page 1 of 5 NAVISTAR, INC. Material, Parts, and Process Specificatio
2、ns (MPAPS) NUMBER: MPAPS C-2 Former Designation: CEMS C-2 TITLE: Brass and Bronze Castings CURRENT REV No.: 1412 DATE: Dec. 2014 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: CEMS C-2 - December 2001 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRE
3、NT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of
4、 regulatory limits prior to use. Change Notice: Changed to new MPAPS format; editorial changes. 1.0 SCOPE This specification covers the requirements for copper-base castings used in the Companys products. 1.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the requi
5、rements of this specification must comply with the requirements of the MPAPS B-50 specification. 2.0 REFERENCE DOCUMENTS Unless otherwise specified, the latest issue of all referenced standards shall apply. The following Specifications, Standards, and Regulations are referenced in this specification
6、. Quality System Standard ISO 9001 or TS-16949 SAE HS-1086 CFR Title 29, Part 1910 ASTM DS-56 NAVISTAR Manufacturing Std. MS-D-13 ASTM B 208 NAVISTAR Engineering Design Std A-16 ASTM E 8 NAVISTAR MPAPS B-50 NAVISTAR EPS-143 ASTM E-10 3.0 REQUIREMENTS 3.1 Chemical Composition Requirements Copper-base
7、 castings purchased to this specification will meet the requirements of chemical composition shown in Table I. 3.2 Mechanical Properties Copper-base alloys purchased to this specification will conform to the requirements shown in Table II. 3.2.1 The tensile data given in Table II represents the mini
8、mum requirements for test coupons and specimens prepared in accordance with standard procedures. These properties are not necessarily the same as the corresponding properties of the casting because of the effect of varying size, section and design. NUMBER: MPAPS C-2 TITLE: Brass and Bronze Castings
9、REVISION: 1412 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. DECEMBER 2014 Page 2 of 5 TABLE I - CHEMICAL COMPOSITION Designatio
10、n Composition, Percent (Max Except Where Shown Otherwise) UNS No. Obsolete International Copper Zinc Tin Lead Alumi- num Manga- nese Iron Nickel Phosph- orus Other C83600 BC-26-05 84.0-86.0 * 4.0-6.0 4.0-6.0 4.0-6.0 - - 0.30 1.0 * 0.5 * - C85400 BC-11-33 65.0-70.0 balance 1.5 1.5-3.8 0.35 - -0.7 - -
11、 - C86300 BC-41-30 60.0-66.0 balance 0.20 0.20 5.0-7.5 2.5-5.0 2.0-4.0 - - - C86500 BC-41-40 55.0-60.0 balance 1.0 0.40 0.50-1.5 1.5 0.40-2.0 0.50 - - C90500 BC-22-10 86.0-89.0 1.0-3.0 9.0-11.0 0.30 - - 0.20 1.0 0.05 * - C90700 BC-22-11 88.0-90.0 0.50 * 10.0-12.0 0.50 * 0.005 - 0.15 * 0.10-0.30 - C9
12、2200 BC-22-06 86.0-90.0 3.0-5.0 5.5-6.5 1.0-2.0 - - 0.25 1.0 0.05 * - C92700 BC-26-02 balance 0.7 9.0-11.0 1.0-2.5 0.005 - 0.20 1.0 0.25 - C93200 BC-26-07 81.0-85.0 * 1.0-4.0 6.3-7.5 6.0-8.0 - - 0.20 1.0 * 0.15 * antimony 0.35 C93700 BC-26-10 78.0-82.0 0.8 9.0-11.0 8.0-11.0 - - 0.7 0.5 * * 0.1 antim
13、ony 0.50 C95200 BC-33-09 86.0 min - - - 8.5-9.5 - 2.5-4.0 - - 1.0 total C95300 BC-33-11 86.0 min - - - 9.0-11.0 - 0.8-1.5 - - 1.0 total C95400 - 83.0 min - - - 10.0-11.5 0.50 3.0-5.0 1.5 - 0.50 total * For continuous castings, phosphorus will be 1.5% max. * Total lead, zinc and nickel will be 1.0 pe
14、rcent, max. * In determining copper minimum, copper may be calculated as copper and nickel. 3.2.2 When the strength of a casting is critical, the purchaser and supplier will agree on the minimum tensile properties acceptable in a critical location of the casting. Specimens will be machined from the
15、critical section to check these requirements. 4.0 QUALITY Castings will conform to drawings within commercial standards or to the patterns supplied by the purchaser. The castings will be free from blowholes, porosity, hard spots, shrinkage defects, cracks or other injurious defects. Castings will be
16、 cleared of all extraneous cast-on parts; the surfaces will be free from burned-on sand and will be reasonably smooth. Repair welding will be permitted only by agreement between purchaser and supplier. Welded castings will be free from excessive stresses, warping or hard spots in or near the weld. 5
17、.0 METHODS OF TEST 5.1 Chemical Test Samples for checking conformity to Table I, will be taken by drilling or cutting the test coupon or sprue, or the casting in case of purchasers quality control checks, in such a manner as to be representative of the entire cross section. 5.2 Mechanical Tests Unle
18、ss otherwise agreed, the test coupons and specimens for tension tests will be prepared in accordance with ASTM B 208. If the castings are heat treated, the test bars representing the castings will be similarly heat treated. NUMBER: MPAPS C-2 TITLE: Brass and Bronze Castings REVISION: 1412 This docum
19、ent is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. DECEMBER 2014 Page 3 of 5 TABLE II - MECHANICAL PROPERTY REQUIREMENTS UNS No. Type of Castin
20、g Test Bar Values, Min (Except Where Shown As Range) Tensile Strength Yield Strength * elongation in 2 in (50 mm), % Brinell Hardness Number psi MPa psi MPa 500 kgf load 3000 kgf load C83600 sand 30 000 207 14 000 97 20 55-65 - continuous 36 000 248 19 000 131 15 60 - C85400 sand 30 000 207 11 000 7
21、6 20 50-60 - C86300 sand 110 000 758 60 000 414 12 - 217-269 C86500 sand 65 000 448 25 000 172 20 - 100-120 C90500 sand 40 000 276 18 000 124 20 66 - centrifugal 44 000 303 22 000 152 15 75 - continuous 40 000 276 25 000 172 10 80 - C90700 sand 35 000 241 18 000 124 10 60-80 - continuous 40 000 276
22、25 000 172 10 80 - C92200 sand 34 000 234 16 000 110 22 60-80 - C92700 sand 35 000 241 18 000 124 10 60-75 - C93200 sand 30 000 207 14 000 97 12 55-65 - continuous 35 000 241 20 000 138 10 60 - C93700 sand 25 000 172 12 000 83 8 55-65 - continuous 35 000 241 24 000 138 6 60 - C95200 sand 65 000 448
23、25 000 172 20 - 110-140 C95300 sand, heat treated 80 000 552 40 000 276 12 - 160-225 C95400 sand 75 000 517 30 000 207 12 - - sand, heat treated 90 000 621 45 000 310 6 - - * Stress producing an elongation under load of 0.5 percent; i.e., 0.01 inch (0.25 mm) in a gage length of 2 inches (50 mm). 5.2
24、.1 The following ASTM methods will be used to test properties required in this specification: Test ASTM Method Tension E 8 Hardness Brinell E 10 Rockwell E 18 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to NAVISTAR are required to be registered to ISO 9001 Quality
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