定价： 39元 加购物车

This standard applies to new valve construction and covers pressure-temperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged, and fabricated flanged, threaded, and welding end, and wafer or flangeless valves of steel, nickel-base alloys, and other alloys shown in Table 1. Wafer or flangeless valves, bolted or through-bolt types, that are installed between flanges or against a flange shall be treated as flanged end valves. Alternative rules for small valves(NPS 2 1/2 and smaller) are give in Annex G.

定价： 167元 加购物车

This Standard covers pressure-temperature ratings, materials, dimensions, tolerances, testing, and making of flanges (similar to those covered in ASME B16.5) that have orifice pressure differential connections. Coverage is limited to the following: (a) welding neck flanges Classes 300, 400, 600, 900, 1500, and 2500 (b) slip-on and threaded Class 300.

定价： 80元 加购物车

定价： 42元 加购物车

定价： 52元 加购物车

This Standard covers threaded malleable iron unions, classes 150, 250, and 300. It also contains provisions for using steel for NPS 1/8 unions. This Standard includes requirements for design, pressure-temperature ratings, size, marking, materials, joints and seats, threads, hydrostatic strength, tensile strength, air pressure test, sampling, coatings, and dimensions.

定价： 70元 加购物车

定价： 49元 加购物车

定价： 55元 加购物车

定价： 95元 加购物车

This standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, and testing for pipe flanges in sizes NPS 26 through NPS 60. Included are flanges with rating class designations 75, 150, 300, 400, 600, and 900 with requirements given in both SI (Metric) and U. S. Customary units, with diameter of bolts and flange bolt hole expressed in inch units. This standard is limited to flanges made from cast or forged materials and blind flanges made from cast, forged, or plate materials.

定价： 175元 加购物车

定价： 84元 加购物车

定价： 242元 加购物车

This Standard covers the general, dimensional, material, and mechanical requirements for metric through-hardened (property classes 8.8, 9.8, and 10.9) machine screws and case-hardened tapping screws from 5 mm to 12 mm captivated washer assemblies (SEMS). The covered washer types are helical, plain, conical, and toothed.

定价： 45元 加购物车

定价： 32元 加购物车

定价： 35元 加购物车