Bayani dalla-dalla na bututun layi: 8-1240 × 1-200mm

misali: API SPEC 5L

Amfani: Ana amfani da iskar gas, ruwa da jigilar mai a masana'antar man fetur da iskar gas.

API SPEC 5L-2007 (bayanin bututun layi), wanda Cibiyar Man Fetur ta Amurka ta tattara kuma ta bayar, ana amfani da ita a duk faɗin duniya.Bututun Layi: Ana jigilar mai, gas ko ruwan da ake fitarwa daga ƙasa zuwa masana'antar man fetur da iskar gas ta bututun layi.Bututun layi sun haɗa da bututu marasa ƙarfi da bututu masu walda.Ƙarshen bututu suna da ƙananan ƙafafu, ƙuƙwalwar ƙuƙwalwa da ƙuƙwalwa;Hanyoyin haɗi sune ƙarshen walda, haɗin haɗin gwiwa, haɗin haɗin gwiwa, da dai sauransu Babban kayan bututu shine B, X42, X46, X56, X65, X70 da sauran matakan ƙarfe..

Daidaitaccen bututun layi:

API SPEC 5L-American Petroleum Institute Standard

GB/T9711-Kasar Sin

Amfani:

Oxygen, ruwa da bututun jigilar mai da ake amfani da su a masana'antar man fetur da iskar gas

Yafi samar da karfe bututu maki:

B, X42, X52, X60, X65, X70 L245 L290 L320 L360 L390 L450 L485

Juriyar girman bututun layi:

1.【Raba wuta don layin bututu】 Low zazzabi tempering (150-250 digiri)

Tsarin da aka samu ta ƙananan zafin jiki yana da zafi martensite.Manufarsa ita ce a rage damuwa na ciki da gaɓar ƙarfe da aka kashe a ƙarƙashin yanayin kiyaye tsayin daka da juriya mai yawa, don guje wa fashewa ko lalacewa da wuri lokacin amfani.An yafi amfani da daban-daban high-carbon sabon kayan aikin, aunawa kayayyakin aiki, GB / T9711.1 bututun karfe bututu, mirgina bearings da carburized sassa, da dai sauransu A taurin bayan tempering ne kullum HRC58-64.

2.【Raba wuta don layin bututu】 Matsakaicin zafin jiki (digiri 250-500)

Tsarin da aka samu ta hanyar tempering a matsakaicin zafin jiki shine troostit.Manufar ita ce samun ƙarfin yawan amfanin ƙasa, iyaka na roba da babban tauri.Saboda haka, shi ne yafi amfani domin lura da daban-daban GB / T9711.1 bututun karfe bututu da zafi aiki molds, da taurin bayan tempering ne kullum HRC35-50.

3. 【Raba wuta don bututun layi】 Babban zafin jiki mai zafi (digiri 500-650)

Tsarin da aka samu ta hanyar zafin jiki mai zafi yana da zafi sorbite.A al'ada, da zafi magani hada quenching da high zafin jiki tempering ake kira quenching da tempering jiyya, da kuma manufarsa shi ne don samun m inji Properties tare da mai kyau ƙarfi, taurin, roba da taurin.Saboda haka, ana amfani da shi sosai a cikin motoci, GB/T9711.1 bututun ƙarfe na bututun ƙarfe, kayan aikin injin da sauran mahimman sassa na tsarin, kamar igiyoyi masu haɗawa, kusoshi, gears da shafts.Taurin bayan zafin shine gabaɗaya HB200-330.