ASTM A193 Grade B7的化学成分主要包括以下元素: 机械性能 ASTM A193 Grade B7的机械性能要求如下: 抗拉强度(Tensile Strength):最小100 ksi(689.5 MPa)至125 ksi(862.25 MPa),具体取决于螺栓的直径尺寸。 屈服强度(Yield Strength):最小75 ksi(517.2 MPa)至115 ksi(793.1 MPa),具体取决于螺栓的直径尺寸。 延...
ASTM A193 Grade B7的化学成分主要包括以下元素: 机械性能 ASTM A193 Grade B7的机械性能要求如下: 抗拉强度(Tensile Strength):最小100 ksi(689.5 MPa)至125 ksi(862.25 MPa),具体取决于螺栓的直径尺寸。 屈服强度(Yield Strength):最小75 ksi(517.2 MPa)至115 ksi(793.1 MPa),具体取决于螺栓的直径尺寸。 延...
ASTM A193 Grade B7M Specification for high tensile bolts, screws, stud bolts, threaded rods, anchor bolts and other externally threaded fasteners, made from heat-treated chromium-molybdenum alloy steel grades such as 4140, 4142, 4145, 4140H, 4142H, and 4
ASTM A193 Grade B7 is a standard specification for high tensile alloy steel bolting material for use in high temperature or high pressure service and other special purpose applications.
6.AISI 4140 Alternative grade in different standard GB 42CrMo ASTM 4140 JIS SCM440 DIN 1.7225 7.AISI 4140 Typical Mechanical Properties Grade:ASTM A29 4140 42CrMo SCM440 Hardness:217HB Tensile strength:1080(110)MPA Yield strength: 930(95)MPA elogation:12% Reducti...
Yield strength: Min 785MPA elogation:9% Reduction of area:45% AKV(impact value):59J 4.our 40Cr 5140 41Cr4 SCr440 steel bar avaiable size Hot rolled round bars 16mm to 350mm Cold drawn bars 6mm to 50mm Forged round bars 200mm-800mm 5.40Cr 5140 41Cr4 SCr440 hot ...
2)ASTM A193 Grade B7M bolts and studs are identical in chemistry to Grade B7 (quenched and tempered medium carbon alloy steel), but have lower strength requirements and require 100% hardness testing of all fasteners manufactured in the lot. Grade B7M bolts resist c...
ASTM A193 Stud Bolts: Mechanical Properties ASTM A193SizeMin Tensile Strength (KSI)Min Yield Strength (KSI)Min Elongation (%)RA % minMax HBWMax HRC ASTM A193 grade B7Up to 2-1/2125105165032135 2-5/8 - 4115951650 4-1/8 - 7100751850 ...
What is the difference between A193 Grade B7 & A193 Grade B7M? Several ASTM specifications are followed by an “M” that denotes it being an equivalent metric standard.
ASTM A193 Grade B7 Chromium-Molybdenum Alloy Steel ASTM A193 Grade B7 is a material specification for low alloy chromium-molybdenum steel, used for manufacturing of bolts, studs, stud bolts and other fasteners for bolting pressure vessels, valves, flanges and fittings for various process industries...