Bututun Layi na Api 5l Grade B zuwa X70 Od Daga 219mm zuwa 3500mm

Takaitaccen Bayani:

An tsara wannan ƙa'idar ne don samar da ƙa'idar masana'antu don tsarin bututun ruwa don isar da ruwa, iskar gas da mai a masana'antar mai da iskar gas.

Akwai matakan ƙayyade samfura guda biyu, PSL 1 da PSL 2, PSL 2 yana da buƙatun da suka wajaba don daidai da carbon, tauri mai ƙarfi, ƙarfin yawan amfanin ƙasa da ƙarfin juriya.

Daraja ta B, X42, X46, X52, X56, X60, X65, X70 da X80.

Kamfanin Cangzhou Spiral Steel pipes group co.,ltd yana samar da bututun SAWH wanda ya kai matsayi daga API B zuwa X70, mun sami takardar shaidar API 5L shekaru da suka gabata kuma yanzu bututun layinmu da CNPC, CPECC ke amfani da su sosai don ayyukan bututun su.

Aika mana imel

Cikakken Bayani game da Samfurin

Alamun Samfura

Kayayyakin Inji na bututun SSAW

matakin ƙarfe	mafi ƙarancin ƙarfin yawan amfanin ƙasa Mpa	mafi ƙarancin ƙarfin tensile Mpa	Mafi ƙarancin tsawaitawa %
B	245	415	23
X42	290	415	23
X46	320	435	22
X52	360	460	21
X56	390	490	19
X60	415	520	18
X65	450	535	18
X70	485	570	17

Sinadarin sinadarai na bututun SSAW

matakin ƙarfe	C	Mn	P	S	V+Nb+Ti
	Matsakaicin %	Matsakaicin %	Matsakaicin %	Matsakaicin %	Matsakaicin %
B	0.26	1.2	0.03	0.03	0.15
X42	0.26	1.3	0.03	0.03	0.15
X46	0.26	1.4	0.03	0.03	0.15
X52	0.26	1.4	0.03	0.03	0.15
X56	0.26	1.4	0.03	0.03	0.15
X60	0.26	1.4	0.03	0.03	0.15
X65	0.26	1.45	0.03	0.03	0.15
X70	0.26	1.65	0.03	0.03	0.15

Juriyar Geometric na bututun SSAW

Juriyar Geometric
diamita na waje		Kauri a bango		madaidaiciya		rashin zagaye		taro	Tsawon dutsen walda mafi girma
D		T
≤1422mm	−1422mm	<15mm	≥15mm	ƙarshen bututu 1.5m	cikakken tsayi	jikin bututu	ƙarshen bututu		T≤13mm	T> 13mm
±0.5% ≤4mm	kamar yadda aka amince	±10%	±1.5mm	3.2mm	0.2% L	0.020D	0.015D	'+10% -3.5%	3.5mm	4.8mm

Gwajin Hydrostatic

bayanin samfurin1

Bututun zai jure gwajin hydrostatic ba tare da yaɗuwa ta hanyar dinkin walda ko jikin bututun ba
Ba sai an gwada mahaɗin ta hanyar amfani da hydrostatic ba, muddin an gwada sassan bututun da aka yi amfani da su wajen yiwa mahaɗin alama cikin nasara ta hanyar amfani da hydrostatic kafin a fara aikin haɗa su.

Bin diddigin abubuwa:
Ga bututun PSL 1, masana'anta za su kafa kuma su bi hanyoyin da aka rubuta don kiyayewa:
Ana nuna yanayin zafi har sai an yi duk gwaje-gwajen chemical masu alaƙa kuma an bi ƙa'idodin da aka ƙayyade.
An nuna asalin sashin gwaji har sai an yi kowace gwajin injiniya mai alaƙa kuma an bi ƙa'idodin da aka ƙayyade.
Ga bututun PSL 2, masana'anta za ta kafa kuma ta bi hanyoyin da aka rubuta don kiyaye asalin zafi da kuma asalin na'urar gwaji ga irin wannan bututun. Irin waɗannan hanyoyin za su samar da hanyar gano tsawon bututun zuwa sashin gwaji da ya dace da sakamakon gwajin sinadarai masu alaƙa.

Na baya: Rufin Epoxy Mai Haɗawa Awwa C213 Standard

Na gaba: Bututun Karfe Masu Walƙiya ASTM A252 Grade 1 2 3

Rubuta saƙonka a nan ka aika mana da shi