Ndị na-emepụta ọkpọkọ igwe na-arụ ọrụ ozugbo maka ebe owuwu ihe
A na-ekewakarị ụkpụrụ nke spiral steel pipe n'ime: SY / t5037-2008 (ọkọlọtọ ministri, nke a makwaara dị ka spiral submerged arc welded steel pipe maka ikuku nnyefe nkịtị), GB / t9711.1-2008 (ọkọlọtọ mba, makwaara dị ka ọkọlọtọ mba). dị ka teknụzụ nnyefe ọnọdụ nke nnyefe ígwè ọkpọkọ maka mmanụ na gas ụlọ ọrụ, akụkụ I: klas a ígwè ọkpọkọ (GB / t9711.2 klas B ígwè ọkpọkọ na siri ike chọrọ)), api-5l (American Petroleum Association, makwaara dị ka pipeline ígwè). ọkpọkọ); Gụnyere PSL1 na PSL2), SY / t5040-2008 (spiral welded steel pipe maka ikpo).
SY / t5037-2008 bụ ọkọlọtọ nke Ministry of Petroleum setịpụrụ, nke a na-akpọkarị ọkọlọtọ ozi.
GB / t9711.1-2008 mba spiral pipe, nnyefe ígwè ọkpọkọ maka mmanụ ala na eke gas ụlọ ọrụ, klas A.
Spiral seam high-frequency welded steel pipe (sy5039-2000) maka ụgbọ njem mmiri dị ala na-ekpo ọkụ na-ewere eriri igwe na-ekpo ọkụ na-ekpo ọkụ dị ka ọkpọkọ oghere, na-ekpo ọkụ na-ekpo ọkụ na-akpụ akpụ, ma na-eji usoro ịgbado ọkụ n'apata ụkwụ dị elu iji wedo akwa mkpuchi elu. ugboro welded ígwè anwụrụ maka izugbe ala-nrụgide mmiri ụgbọ njem.
A na-eji eriri igwe na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-eme ka ọkpọkọ ígwè na-ekpo ọkụ na-ekpo ọkụ, na-emekarị na-ekpo ọkụ na-akpụ akpụ, ịgbado ọkụ arc nwere akụkụ abụọ ma ọ bụ ịgbado ọkụ dị elu. A na-eji ya maka ọkpọkọ ígwè maka ntọala ntọala nke ihe owuwu ụlọ obodo, wharf, akwa na ihe ndị ọzọ. Maka ụgbọ njem nke mmiri mmiri, a na-eji spiral submerged arc welded steel pipe sy5036-2000, nke a na-ejikarị maka pipeline na-ebu mmanụ na gas;
Spiral seam high-frequency welded steel pipe sy5038-2000 maka nnyefe mmiri nrụgide, nke a na-agbado site na usoro ịgbado ụkwụ dị elu ma jiri maka nnyefe mmiri nrụgide. Ọkpụkpụ ígwè nwere ikike nrụgide siri ike na ezigbo plasticity, nke dị mma maka ịgbado ọkụ na nhazi;
Maka ụgbọ njem mmiri dị ala, a na-eji spiral seam submerged arc welded steel pipe sy5037-2000, yana ọkpọkọ arc welded nchara maka ụgbọ njem mmiri dị ala dị ka mmiri, gas, ikuku na uzuoku ka a na-eji akpaka nwere akụkụ abụọ. ịgbado ọkụ arc ma ọ bụ ịgbado ọkụ otu akụkụ.
Ihe: Q235A, Q235B, 10#, 20#, Q345 (16Mn)
L245(B), L290 (X42), L320 (X46), L360 (X52), L390(X56), L415(X60), L450(X65), L485(X70), L555(X80)
L290NB/MB (X42N/M), L360NB/MB (X52N/M), L390NB/MB(X56N/M), L415NB/MB(X60N/M), L450MB(X65), L485MB(X70), L555MB(X80) .
