SA299 Grade A, SA299 Grade B Pressure vessel steel plate

Source:Yusheng steel

Carbon steel with Manganese-Silicon plate SA299 Grade A,SA299 Grade B under steel specification standard ASME SA 299/SA 299M.There are other two steel grades A299 Grade A and A299 Grade B owned the similar steel properity which is according to ASTM A 299/A 299M.As for the heat treatment, steel plate A299 Grade A and A299 Grade B equal and under 50 millimeter are normally rolled in the as-rolled condition,pressure vessel steel plate.

 

According to ASTM A299/A299M standard, steel plate A299 Grade A and A299 Grade B shall be chosed in the following technical conditions: S1。Vacuum treatment, S2。 Product analysis。 S3。 Simulated post weld heat treatment of mechanical test coupons, S4。 Additional tension test, S5。 Charpy V-notch impact test, S6。 Drop weight test, S7。 High temperature tension test。

 

Mechanical properties for SA299 Grade B pressure vessel steel plate:

 

Thickness

Yield strength (Mpa)

Tensile strength (Mpa)

Elongation ,%  200mm

T25

325

550-690

16

T25

310

 

 

 

 

 

Chemical composition of Heat analysis for SA299 Grade B Crabon steel plate (Max %):

 

C

Si

Mn

P

S

Ni

0.28

0.15/0.40

0.90/1.50

0.020

0.010

0.25

Cr

Mo

Nb

Cu

Al

0.25

0.10

0.02

0.25

0.020

 

 

 

2019网赚好项目 疯狂斗牛 北京11选5开奖 19年自动挂机网赚 贵州快3走势 百度网赚平台是真的吗 2019网赚0撸羊毛 千禧彩票登陆 19年网赚钱商机 在家上网赚点小钱