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Ngwakọta ọkpọkọ China

Nkọwa dị mkpirikpi:

ndetu 1: ụbọchị niile bụ ọtụtụ ụkpụrụ.

ndetu 2: "-" pụtara enweghị arịrịọ

① “W” pụtara dabara maka njikọta.

② mgbe ihe dabara adaba bụ mkpisi na efere, ihe kachasị C kwesịrị ịbụ 0.35

③ ihe ndị a kpụrụ akpụ kacha C bụ 0.35. na ọtụtụ Si bụ 0.35 na enweghị oke maka opekempe.

④ mgbe C dị n'okpuru ọtụtụ arịrịọ, C belata 0.01% na Mn ga-abawanye 0.06%, ruo mgbe ọtụtụ nde mmadụ bụ 1.35%

⑤ Cu, Ni Cr Mo ngụkọta erughị 1.00%

⑥ 0.32%.Cr Mo mkpokọta erughị 0.32 %

⑦ nyocha okpomọkụ na nyocha ngwaahịa ikpeazụ ga-adabara ma.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Gịnị bụNgwakọta ọkpọkọ?

Ngwakọta ọkpọkọ bụ akụkụ ọkpọkọ nke na-enyere aka na Mgbanwe ntụzịaka nke eruba dị ka ikiaka, tees.Na-agbanwesize nke ọkpọkọdị ka reducers, ibelata tees.Jikọọ ihe dị iche iche dị ka njikọta ma kwụsị ịgba ọsọ dị ka okpu.

Enwere ụdị ọkpọkọ dị iche iche ejiri na ọkpọkọ.Edepụtara ihe eji arụ ọrụ ọkpọkọ n'okpuru ebe a.

Nkịtị
Tee
Mbelata
Njikọ
Njikọta
Ihe nkwụnye
Olet (Weldolet, Sockolet, Elbowlet, Thredolet, Nipolet, Letrolet, Swepolet)
Valve
Gafee
Okpu
Swage ọnụ ara
Nkwụnye
Bush
Njikọ Mgbasawanye
Ọnyà uzuoku
Ogologo Radius Bend
Flanges

makaNkịtị, Ngwakọta ọkpọkọ, Mbelata, Tee, A na-arụpụta ngwaahịa ndị a niile na ụlọ ọrụ anyị dị na China.Yabụ na anyị nwere ike kwe nkwa ịdịmma anyị nke ukwuu yana dị ya.N'ime afọ anọ a, anyị na-ere ọ bụghị naanị ngwa ahịa anyị kamakwa ọrụ anyị nye ndị ahịa n'ụwa niile.

ASME SA-234/SA-234M

NO	Ọkwa ①	Akụkụ kemịkalụ%																	Ngwongwo igwe
		C	Mn	P	S	Si	Cr	Mo	Ni	Cu	V	Nb	N	Al	Ti	Zr	W	B	Ịkwụsị MPa	Mmụba MPa	Gbatịa L/T	aka HB

1	WPB ②③④⑤⑥	≤0.30	0.29- 1.06	≤ 0,050	≤ 0,058	≥ 0.10	≤ 0.40	≤ 0.15	≤ 0.40	≤ 0.40	≤ 0.08	-	-	-	-	-	-	-	415- 585	≥240	22/14%	≤ 197
2	WPC ③④⑤⑥	≤ 0.35	0.29- 1.06	≤ 0,050	≤ 0,058	≥ 0.10	≤ 0.40	≤ 0.15	≤ 0.40	≤ 0.40	-	≤ 0.08	-	-	-	-	-	-	485- 655	≥ 275	22/14%	≤ 197
3	WP1	≤ 0.28	0.30- 0.90	≤ 0,045	≤ 0,045	0.10- 0,50	-	0.44- 0.65	-	-	-	-	-	-	-	-	-	-	380- 555	≥205	22/14%	≤ 197
4	WP12 1	0.05- 0.20	0.30- 0.80	≤ 0,045	≤ 0,045	≤ 0.60	0.80- 1.25	0.44- 0.65	-	-	-	-	-	-	-	-	-	-	415- 585	≥220	22/14%	≤ 197
	WP12 2																		485- 655	≥275	22/14%	≤ 197
5	WP11 1	0.05- 0.15	0.30- 0.60	≤ 0,030	≤ 0,030	0.50- 1.00	1.00- 1.50	0.44- 0.65	-	-	-	-	-	-	-	-	-	-	415- 585	≥205	22/14%	≤ 197
6	WP11 2	0.05- 0.20	0.30- 0.80	≤ 0,040	≤ 0,040	0.50- 1.00	1.00- 1.50	0.44- 0.65	-	-	-	-	-	-	-	-	-	-	485- 655	≥275	22/14%	≤ 197
	WP11 3																		520- 690	≥310	22/14%	≤ 197
7	WP22 1	0.05- 0.15	0.30- 0.60	≤ 0,040	≤ 0,040	≤ 0,50	1.90- 2.60	0.87- 1.13	-	-	-	-	-	-	-	-	-	-	415- 585	≥205	22/14%	≤ 197
	WP22 3																		520- 690	≥310	22/14%	≤ 197
9	WP9 1	≤0.15	0.30- 0.60	≤ 0,030	≤ 0,030	0.25- 1.00	8.0- 10.0	0.90- 1.10	-	-	-	-	-	-	-	-	-	-	415- 585	≥205	22/14%	≤ 217
	WP9 3																		520- 690	≥310	22/14%	≤ 217
10	WP91	0.08- 0.12	0.30- 0.60	≤ 0.020	≤ 0.010	0.20- 0,50	8.0- 9.5	0.85- 1.05	≤ 0.40	-	0.18- 0.25	0.06- 0.10	0.03- 0.07	≤ 0.02	≤ 0.01	≤ 0.01	-	-	585- 760	≥415	20/-%	≤ 248
11	WP911	0.09- 0.13	0.30- 0.60	≤ 0.020	≤ 0.010	0.10- 0,50	8.5- 9.5	0.90- 1.10	≤ 0.40	-	0.18- 0.25	0.06- 0.10	0.04- 0.09	≤ 0.02	≤ 0.01	≤ 0.01	0.90- 1.10	0,0003- 0,0006	620- 840	≥440	20/-%	≤ 248