No. 131634
40Cr
- Country or region
China - Standard systemYB
Standards
- YB/T 036.7:1992YB/T 036.7
- YB 4068:1991YB 4068
- YB/T 037:1993Quality structure cold-draw flat steels
- YB/T 5132:1993Alloy structural steel sheets
- YB/T 5301:2010Alloy structure steel wires
- YB 540:1965YB 540
- YB 476:1964YB 476
- YB/T 5035:2010Seamless steel tubes for automotive axle housing
- YB/T 4556:2016Rolls for cold-formed steel rolling mill
- YB/T 5346:2006Cold drawn special shaped steel bar
- YB/T 128:1997Technical specifications for roll of straight bead welding pipe
- YB/T 037:2005Quality structure cold-draw flat steels
- YB/T 5132:2007Alloy structural steel sheets
- YB/T 5221:2014Alloy structure steel round tube blank hot rolled and forged for making seamless tube
- YB/T 5035:1996Seamless steel tubes for automotive axle housing
- YB/T 5221:1993Alloy structure steel round tube blank hot rolled and forged for making seamless tube
- YB/T 5301:2006Alloy structure steel wires