原材料: .超纯净不锈钢316L

Principal Component Ratio(mass%)

冶炼方式	强秦科技超高纯材料化学成分                  (*ppm)
	元素	C	Si	S	Mn	P	Cu	Cr	Ni	Mo	O*	N*	H*
	SEMI F20	≤0.030	≤1.00	≤0.01	≤1.50	≤0.045	≤0.3	16.0～18.0	10.0～15.0	2.0～3.0	/	/	/
(VIM+VAR)	QQ316L-Ⅰ	0.005	0.2	0.001	0.6	0.003	0.010	17.7	14.80	2.70	8	30	1
(VOD+VAR)	QQ316L-Ⅱ	0.008	0.3	0.001	0.7	0.015	0.15	17.2	14.70	2.52	10	60	2
(EAF+VOD+LF)	QQ316L-Ⅲ	0.011	0.38	0.006	0.9	0.02	0.19	16.70	13.6	2.13	30	120	3
(EAF+VOD)	QQ316L-Ⅳ	0.021	0.42	0.007	0.9	0.02	0.25	16.15	10.08	2.13	40	150	5

应用领域:广泛用于半导体产品制造,超高真空阀门装置,过滤器外壳等要求超净性,超低气气体成分的不锈钢。

技术重点:在素材的制造过程中采用VIM+VAR冶炼,降低非金属夹杂和气体成分。

非金属夹渣等级:

不锈钢EP管/ Stainless Steel EP Pipe

主要钢级/钢号: TP316L控硫(S : 0.005~0.012 )

执行标准: ASTM A269& SEMEI F20-0706E, JIS G3459& SEMI F20-0706E,

SEMI F19-0304 , ASME BPE-2012

规格表:

1、 BPE级EP管，原材料来自华新丽华、永兴、宝钢、太钢，内壁粗糙度：Ra≦0.25um，洁净清洗，无尘洁净室包装，氮气灌满后每支两头戴管帽，套袋两层包装。(普通气体管路使用) (Ordinary EP Pipe, Raw Material is from YONGXING, Baosteel,TISCO,Inner surface roughness＜Ra0.2um,clean washing, package in dust-fress roon,both end with cap, after full with nitrogen gas & each pipe with two plastic bag. (General gas pipeline use.)

2、HP级EP管，原材料进口或者国内真空冶炼，内壁粗糙度：Ra≦0.2um，电解抛光后电解层Cr/Fe大于等于1.5，氧化层厚度大于等于1.5nm,CPT临界点蚀温度大于25℃，电阻率大于等于18兆欧的超纯水清洗，无尘洁净室包装，氮气灌满后每支两头戴管帽，套袋两层包装。(特种气体管路使用) (Clean EP Pipe,raw material is from Import or domestic vacuum metling (VIM),Inner surface roughness＜Ra0.2um,Electrolytic layer Cr/Fe ≥1.5 after electrochemical polishing & clean wash, package in dust-fress roon,both end with cap, after full with nitrogen gas & each pipe with two plastic bag. (Special gas pipeline use.)

3、UHP级EP管，原材料进口或者国内真空冶炼，内壁粗糙度:Ra≦0.125um，电解抛光后电解层Cr/Fe大于等于1.5，氧化层厚度大于等于1.5nm,CPT临界点蚀温度大于30℃，电阻率大于等于18兆欧的超纯水清洗，无尘洁净室包装，氮气灌满后每支两头戴管帽，套袋两层包装。(特种高纯腐蚀性气体管路使用) (Ultra-Pure EP Pipe, raw material is from Import or domestic vacuum metling(VIM+VAR), Inner surface roughness＜Ra0.15um,Electrolytic layer Cr/Fe ≥1.5 after electrochemical polishing & clean wash, package in dust-fress roon,both end with cap, after full with nitrogen gas & each pipe with two plastic bag. (Special high purity corrosive gas pipeline use.)