SA662GRC carbon steel plate for medium and low temperature pressure vessels

SA662GRC steel plate corresponding to the GB: 16MNDR European standard: P355NL1

SA662GRC implementation standards: ASTM, ASME standards

ASTM: American Mechanical Association ASME: American Materials Association

National standard: 16MNDR implementation standard: GB/T3531

European standard: P355NL1 implementation standard: EN10025

Heat treatment condition of SA662GRC steel plate: normalizing

Normalizing: The steel plate is heated to an appropriate temperature for cooling in the air

SA662GRC steel plate flaw detection: also known as ultrasonic inspection, is a method of inspection for the internal quality of the steel plate, but also can test the metal internal defects such as (concealed cracks, pores, trachoma and impurities)

SA662GrC中低溫壓力容器用碳鋼板

SA662GrC鋼板對(duì)應(yīng)國(guó)標(biāo)：16MnDR 歐標(biāo)：P355NL1

SA662GrC執(zhí)行標(biāo)準(zhǔn)：ASTM、ASME標(biāo)準(zhǔn)

ASTM：美國(guó)機(jī)械協(xié)會(huì) ASME：美國(guó)材料協(xié)會(huì)

國(guó)標(biāo)：16MnDR執(zhí)行標(biāo)準(zhǔn)：GB/T3531

歐標(biāo)：P355NL1執(zhí)行標(biāo)準(zhǔn) ：EN10025

SA662GrC鋼板熱處理狀態(tài)：正火

正火：將鋼板加熱到適應(yīng)溫度在空氣中進(jìn)行冷卻

SA662GrC鋼板可進(jìn)行探傷：也被稱為超聲波檢驗(yàn)，是針對(duì)鋼板內(nèi)部質(zhì)量的一種檢驗(yàn)方法手段，同時(shí)也可以檢驗(yàn)出金屬內(nèi)部的缺陷如（隱蔽裂紋、氣孔、沙眼和雜質(zhì)等）

SA662GrC鋼板化學(xué)成分（Wt%）

牌號(hào)

化學(xué)成分（熔煉分析）%

C:碳

Si：硅

Mn：錳

P：磷

S：硫

ALs：酸熔鋁

SA622GrC

≤0.20

0.15-0.50

1.0-1.6

≤0.035

≤0.04

≥0.020

舞鋼可提供的熱處理（正火、回火、淬火、退火等）：

正火：將鋼板加熱到適當(dāng)溫度在空氣中進(jìn)行冷卻

回火：將鋼板在某一適當(dāng)溫度下進(jìn)行長(zhǎng)時(shí)間保溫在冷卻

淬火：將鋼板加熱保溫后在水油或其他無(wú)機(jī)鹽等介質(zhì)中進(jìn)行快速冷卻

退火：將鋼板加熱到適宜溫度根據(jù)材料和規(guī)格的不同進(jìn)行緩慢冷卻