Okwu mmeghe nkenke maka A694 na A694 F60

Ngwakọta kemịkalụ ASTM A694F60
F60	C	Mn	Si	S	P	Cr	Mo	Ni	Al
	0.12-0.18	0.90-1.30	0.15-0.40	0.010 Max	0.015 Max	0.25 Max	0.15 Max	0.03 Max	0.025-0.05
	Cu	Sn	V	Nb	Ti	N	Co	B	Ta
	0.25 Max	/	0.04 Max	0.03 Max	0.0025 Max	0.012 Max	/	0.0005MAX	/

Nkà na ụzụ maka nhazi ikpo ọkụ
F60	Ọgwụgwọ okpomọkụ
	Na-ewe iwe ọkụ. 1650 (900C), na idobe maka awa 6, mmiri kwụsịrị.
	Na-ewe iwe na okpomọkụ. 1000F (560C) maka awa 6, ikuku jụrụ

ASTM A694 bụ ọkwa nchara nke America
ASTM A694 Forgings maka Carbon na Alloy Steel Pipe Flanges, Fittings, Valves na Parts for High Presser Transmission Equipment.
A694 nwere ngụkọta nke F42 F46 F48 F50 F52 F56 F60 F65F70
A694 bụ ọkwa nchara na United States, yana kemịkalụ ya dị nso na nke Q345D na China. Q345D kwesịrị ịga usoro ọgwụgwọ okpomọkụ siri ike tupu ya eruo akụrụngwa nke A694 F60.

Tụkwasị na nke ahụ, ASTM A694 Gr.F60 bụkwa ihe eji eme ihe na-emepụta ihe na-arụ ọrụ ọkpọkọ n'okpuru nrụgide dị elu na okpomọkụ dị elu, ya mere a na-akpọkwa ya A694 F60 akwa nrụgide.
A na-ejikarị ihe a eme ihe maka njikọ pipeline dị elu na mmanụ, gas gas na ụlọ ọrụ kemịkal, ma nwee ike dị elu na nkwụsị nke corrosion.

Dị ka esiri nso nkeASTM A694 Gr.F60,ọ dịghị kpọmkwem ike siri ike chọrọ. Isi ike na-adabere na ọnọdụ ọgwụgwọ okpomọkụ kpọmkwem na ọnọdụ ihe onwunwe. N'ozuzu, a na-anwale oke ike nke ihe A694 F60 n'okpuru Brinell hardness (HB) ma ọ bụ Rockwell hardness (HRC). Uru siri ike ga-adịgasị iche dabere na ihe mejupụtara kemịkalụ, ọnọdụ ọgwụgwọ okpomọkụ na usoro mmepụta ihe.

Were butt weld flange nke A694 F60 dị ka ọmụmaatụ iji kọwaa:

A694 F60butt ịgbado ọkụ flangeadịghị mfe nrụrụ, nwere ezigbo akara na-eji ọtụtụ ebe. Ọ na-adabara na pipeline nwere nnukwu nrụgide ma ọ bụ mgbanwe okpomọkụ ma ọ bụ okpomọkụ dị elu, nrụgide dị elu na obere okpomọkụ pipeline. A na-ejikarị ya eme ihe maka njikọ nke pipeline na valves na PN karịa 2.5MPa; A na-ejikwa ya na pipeline na-ebuga mgbasa ozi dị oke ọnụ, ọkụ ọkụ na mgbawa. O nwere ogologo ndụ ọrụ. Dabere na data nnwale corrosion ubi, ndụ ọrụ ya nwere ike iru afọ 100 na ọ naghị achọ nlekọta. Ya mere, ọnụ ahịa arụmọrụ ya dị ezigbo mma, ọnụ ahịa ndụ ọrụ ya dị ala, uru akụ na ụba ya dịkwa oke mkpa.

A694 F60 butt ịgbado ọkụ flange e ji a pụrụ ịdabere na na nchekwa njikọ, adaba na ngwa ngwa ewu, ezi ịdị ọcha na gburugburu ebe obibi ọrụ nchekwa, obere eruba mgbali ọnwụ, ike usoro ndakọrịta, ma na-emeghe ma na-ezo echichi, ọ dịghị mmeghari na mmezi, elu aku na uba arụmọrụ, na oke ngwa ngwa. Ọ bụ ọdabara na nnyefe mmiri mmiri dị ala dị ala dị ka mmiri oyi na mmiri ọkụ, mmiri ọ drinkingụ ,ụ ozugbo, kpo oku, ntụ oyi, nchekwa ọkụ, gas, wdg, yana ọgwụ, ihe ọ drinkụ ,ụ, nri obere mmiri na-ebugharị mmiri na ụlọ ọrụ kemịkalụ na ụlọ ọrụ ndị ọzọ.