ASTM A515 / A515M ígwè

Efere n'okpuru nkọwapụta a dị na ọkwa atọ nwere ọkwa ike dị iche iche dịka ndị a:

Ọkwa U.S. [SI]	Ike tensile, ksi [MPa]
60 [415]	60–80 [415–550]
65 [450]	65–85 [450–585]
70 [485]	70–90 [485–620]

Oke ọkpụrụkpụ nke efere na-ejedebe naanị site n'ikike nke ihe mejupụtara iji mezuo ihe eji arụ ọrụ akọwapụtara; Otú ọ dị, omume dị ugbu a na-amachikarị ọkpụrụkpụ nke efere ndị akwadoro n'okpuru nkọwapụta a dị ka ndị a:

Ọkwa U.S. [SI]	Ọkpụrụkpụ kacha, n'ime. [mm]
60 [415]	8 [200]
65 [450]	8 [200]
70 [485]	8 [200]

ASTM A515 Ọkwa 70(A515GR70)

Ọkwa	Ngwakọta kemịkalụ(%)
	C	Mn≥	Si	P	S
ASTM A515 Ọkwa 70(A515GR70)	0.31-0.35	1.3	0.13-0.45	0.035	0.035
Ọkwa	Ngwongwo igwe
	Ike Tensile (MPa)	Ike Mpụta (MPa)	% Mgbatị n'ime 2 in.(50mm) nkeji	Nnwale mmetụta  okpomọkụ(°C)
ASTM A515 Ọkwa 70(A515GR70)	485-620	260	21	-20,40,-60

ASTM A515 Ọkwa 65(A515GR65)

Ọkwa	Ngwakọta kemịkalụ(%)
	C	Mn≥	Si	P	S
ASTM A515 Ọkwa 65(A515GR65)	0.28-0.33	0.98	0.13-0.45	0.035	0.035
Ọkwa	Ngwongwo igwe
	Ike Tensile (MPa)	Ike Mpụta (MPa)	% Mgbatị n'ime 2 in.(50mm) nkeji	Nnwale mmetụta  okpomọkụ(°C)
ASTM A515 Ọkwa 65(A515GR65)	450-585	240	23	-20,40,-60

ASTM A515 Ọkwa 60(A515GR60)

Ọkwa	Ngwakọta kemịkalụ(%)
	C	Mn≥	Si	P	S
ASTM A515 Ọkwa 60(A515GR60)	0.24-0.31	0.98	0.13-0.45	0.035	0.035
Ọkwa	Ngwongwo igwe
	Ike Tensile (MPa)	Ike Mpụta (MPa)	% Mgbatị n'ime 2 in.(50mm) nkeji	Nnwale mmetụta  okpomọkụ(°C)
ASTM A515 Ọkwa 60(A515GR60)	415-550	220	25	-20,40,-60

Ngwa

Ndị ụlọ ọrụ na-egwupụta mmanụ na-anọghị n'ikpere mmiri	Ọgbọ Ike	Petrochemicals	Nhazi gas
Ọpụrụiche Chemicals	Ọgwụ ọgwụ	Akụrụngwa ọgwụ	Ngwa kemịkalụ
Akụrụngwa mmiri mmiri	Ndị na-agbanwe ọkụ	Condensers	Ụlọ ọrụ Pulp & Akwụkwọ

Gnee steel bụ ọkachamara na efere nchara dị oke oke, anyị nwekwara ahụmịhe dị ukwuu gbasara ule HIC. Anyị na-enye DNV, ABS, LR, BV, CCS, GL, CE akara akwụkwọ. Anyị ji ezi obi na-akpọ ndị ahịa ọhụrụ na ndị ochie ka ha gaa na igwe igwe anyị maka azụmaahịa igwe ogologo anyị.