A252 Ọkwa 3 nke Paịpụ ígwè maka ahịrị nsị mmiri

Nkọwa Dị Mkpirikpi:

Iwebata Paịpụ ígwè A252 GRADE 3: Na-agbanwe usoro owuwu nke eriri nsị mmiri


Nkọwa Ngwaahịa

Akara Ngwaahịa

N'ụwa nke imewe na owuwu injinia, inwe paịpụ ígwè a pụrụ ịtụkwasị obi na nke dị iche iche dị oke mkpa. Paịpụ ígwè A252 GRADE 3 dabara nke ọma na nkọwa a, na-eme ka ọ bụrụ otu n'ime ụdị paịpụ ígwè a na-ejikarị eme ihe n'ọtụtụ ụlọ ọrụ. Site na ike ya dị elu na iguzogide nchara, paịpụ ígwè a na-eweta mgbanwe a na-ahụtụbeghị mbụ na owuwu paịpụ mmiri nsị.

Paịpụ ígwè A252 Klas 3A maara ya maka ike nrụgide ya dị elu, karịa ụdị paịpụ ígwè ndị ọzọ. Ọ nwere ike ịdọkpụ na iguzogide nrụgide ka ukwuu, na-eme ka usoro nhazi ya sie ike nke ọma. Njirimara a na-adị mkpa karịsịa ebe a na-etinye nnukwu ibu n'ime eriri nsị iji hụ na arụmọrụ a pụrụ ịdabere na ya na nke na-adịgide adịgide. Ndị ọkachamara n'ọhịa injinia nwere ike ịtụkwasị paịpụ ígwè a obi na ọ ga-anagide ọnọdụ kachasị njọ.

Ihe ọzọ pụrụ iche nke paịpụ ígwè A252 Grade 3 bụ ọgwụgwọ elu ya. Iji hụ na ọ dị mma nke ukwuu, a na-emeso paịpụ ndị ahụ nke ọma iji gbochie oxidation na corrosion. Nke a pụtara na paịpụ ahụ nwere ike ịrụ ọrụ na gburugburu ebe siri ike dịka oke osimiri, apịtị na osisi kemịkalụ na-emebighị arụmọrụ ya. Ike nke elu paịpụ ahụ na-eme ka ọ bụrụ nhọrọ magburu onwe ya maka ọrụ ndị chọrọ oke iguzogide corrosion.

Dayameta Mpụta Akpọpụtara (D) Ọkpụrụkpụ Mgbidi A Kpọpụtara na mm Nrụgide ule kacha nta (Mpa)
Ọkwa ígwè
in mm L210(A) L245(B) L290(X42) L320(X46) L360(X52) L390(X56) L415(X60) L450(X65) L485(X70) L555(X80)
8-5/8 219.1 5.0 5.8 6.7 9.9 11.0 12.3 13.4 14.2 15.4 16.6 19.0
7.0 8.1 9.4 13.9 15.3 17.3 18.7 19.9 20.7 20.7 20.7
10.0 11.5 13.4 19.9 20.7 20.7 20.7 20.7 20.7 20.7 20.7
9-5/8 244.5 5.0 5.2 6.0 10.1 11.1 12.5 13.6 14.4 15.6 16.9 19.3
7.0 7.2 8.4 14.1 15.6 17.5 19.0 20.2 20.7 20.7 20.7
10.0 10.3 12.0 20.2 20.7 20.7 20.7 20.7 20.7 20.7 20.7
10-3/4 273.1 5.0 4.6 5.4 9.0 10.1 11.2 12.1 12.9 14.0 15.1 17.3
7.0 6.5 7.5 12.6 13.9 15.7 17.0 18.1 19.6 20.7 20.7
10.0 9.2 10.8 18.1 19.9 20.7 20.7 20.7 20.7 20.7 20.7
12-3/4 323.9 5.0 3.9 4.5 7.6 8.4 9.4 10.2 10.9 11.8 12.7 14.6
7.0 5.5 6.5 10.7 11.8 13.2 14.3 15.2 16.5 17.8 20.4
10.0 7.8 9.1 15.2 16.8 18.9 20.5 20.7 20.7 20.7 20.7
  (325.0) 5.0 3.9 4.5 7.6 8.4 9.4 10.2 10.9 11.8 12.7 14.5
7.0 5.4 6.3 10.6 11.7 13.2 14.3 15.2 16.5 17.8 20.3
10.0 7.8 9.0 15.2 16.7 18.8 20.4 20.7 20.7 20.7 20.7
13-3/8 339.7 5.0 3.7 4.3 7.3 8.0 9.0 9.8 10.4 11.3 12.1 13.9
8.0 5.9 6.9 11.6 12.8 14.4 15.6 16.6 18.0 19.4 20.7
12.0 8.9 10.4 17.4 19.2 20.7 20.7 20.7 20.7 20.7 20.7
14 355.6 6.0 4.3 5.0 8.3 9.2 10.3 11.2 11.9 12.9 13.9 15.9
8.0 5.7 6.6 11.1 12.2 13.8 14.9 15.9 17.2 18.6 20.7
12.0 8.5 9.9 16.6 18.4 20.7 20.7 20.7 20.7 20.7 20.7
  (377.0) 6.0 4.0 4.7 7.8 8.6 9.7 10.6 11.2 12.2 13.1 15.0
8.0 5.3 6.2 10.5 11.5 13.0 14.1 15.0 16.2 17.5 20.0
12.0 8.0 9.4 15.7 17.3 19.5 20.7 20.7 20.7 20.7 20.7
16 406.4 6.0 3.7 4.3 7.3 8.0 9.0 9.8 10.4 11.3 12.2 13.9
8.0 5.0 5.8 9.7 10.7 12.0 13.1 13.9 15.1 16.2 18.6
12.0 7.4 8.7 14.6 16.1 18.1 19.6 20.7 20.7 20.7 20.7
  (426.0) 6.0 3.5 4.1 6.9 7.7 8.6 9.3 9.9 10.8 11.6 13.3
8.0 4.7 5.5 9.3 10.2 11.5 12.5 13.2 14.4 15.5 17.7
12.0 7.1 8.3 13.9 15.3 17.2 18.7 19.9 20.7 20.7 20.7
18 457.0 6.0 3.3 3.9 6.5 7.1 8.0 8.7 9.3 10.0 10.8 12.4
8.0 4.4 5.1 8.6 9.5 10.7 11.6 12.4 13.4 14.4 16.5
12.0 6.6 7.7 12.9 14.3 16.1 17.4 18.5 20.1 20.7 20.7
20 508.0 6.0 3.0 3.5 6.2 6.8 7.7 8.3 8.8 9.6 10.3 11.8
8.0 4.0 4.6 8.2 9.1 10.2 11.1 11.8 12.8 13.7 15.7
12.0 6.0 6.9 12.3 13.6 15.3 16.6 17.6 19.1 20.6 20.7
16.0 7.9 9.3 16.4 18.1 20.4 20.7 20.7 20.7 20.7 20.7
  (529.0) 6.0 2.9 3.3 5.9 6.5 7.3 8.0 8.5 9.2 9.9 11.3
9.0 4.3 5.0 8.9 9.8 11.0 11.9 12.7 13.8 14.9 17.0
12.0 5.7 6.7 11.8 13.1 14.7 15.9 16.9 18.4 19.8 20.7
14.0 6.7 7.8 13.8 15.2 17.1 18.6 19.8 20.7 20.7 20.7
16.0 7.6 8.9 15.8 17.4 19.6 20.7 20.7 20.7 20.7 20.7
22 559.0 6.0 2.7 3.2 5.6 6.2 7.0 7.5 8.0 8.7 9.4 10.7
9.0 4.1 4.7 8.4 9.3 10.4 11.3 12.0 13.0 14.1 16.1
12.0 5.4 6.3 11.2 12.4 13.9 15.1 16.0 17.4 18.7 20.7
14.0 6.3 7.4 13.1 14.4 16.2 17.6 18.7 20.3 20.7 20.7
19.1 8.6 10.0 17.8 19.7 20.7 20.7 20.7 20.7 20.7 20.7
22.2 10.0 11.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7
24 610.0 6.0 2.5 2.9 5.1 5.7 6.4 6.9 7.3 8.0 8.6 9.8
9.0 3.7 4.3 7.7 8.5 9.6 10.4 11.0 12.0 12.9 14.7
12.0 5.0 5.8 10.3 11.3 12.7 13.8 14.7 15.9 17.2 19.7
14.0 5.8 6.8 12.0 13.2 14.9 16.1 17.1 18.6 20.0 20.7
19.1 7.9 9.1 16.3 17.9 20.2 20.7 20.7 20.7 20.7 20.7
25.4 10.5 12.0 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7
  (630.0) 6.0 2.4 2.8 5.0 5.5 6.2 6.7 7.1 7.7 8.3 9.5
9.0 3.6 4.2 7.5 8.2 9.3 10.0 10.7 11.6 12.5 14.3
12.0 4.8 5.6 9.9 11.0 12.3 13.4 14.2 15.4 16.6 19.0
16.0 6.4 7.5 13.3 14.6 16.5 17.8 19.0 20.6 20.7 20.7
19.1 7.6 8.9 15.8 17.5 19.6 20.7 20.7 20.7 20.7 20.7
25.4 10.2 11.9 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7

A na-egosi na ọ na-arụ ọrụ nke paịpụ ígwè A252 Grade 3 nke ọma site na ọtụtụ ojiji ya. Na mgbakwunye na mmetụta ya na owuwu nsị mmiri, enwere ike iji ya na ụlọ ọrụ dị iche iche gụnyere mmanụ na gas, ọgwụgwọ mmiri na ọrụ akụrụngwa. Ụdị ọrụ a na-eme ka ọ bụrụ nhọrọ mbụ maka ndị injinia na ndị ọrụ nkwekọrịta na-achọ ngwọta paịpụ ígwè a pụrụ ịdabere na ya na nke dị irè maka ọrụ ha.

X42 SSAW Pipe

Mgbe ọ bịara nansị mmiriahịrịN'ihi owuwu ya, paịpụ ígwè A252 Grade 3 pụtara ìhè. Ike ya dị elu na iguzogide nchara na-eme ka ọ dị iche na paịpụ ígwè ndị ọzọ dị n'ahịa. Site n'ịhọrọ ụdị paịpụ a, ndị injinia nwere ike inwe obi ike na ọrụ ha ga-adịgide ruo oge, na-ahụ na imewe ya siri ike ma na-adịgide adịgide.

Na nchịkọta, paịpụ ígwè A252 GRADE 3 bụ ihe na-agbanwe agbanwe n'ọrụ paịpụ nsị mmiri yana ihe owuwu ya nwere arc arc welded. Ike nrụgide ya pụrụ iche na iguzogide nchara na-eme ka ọ bụrụ nhọrọ kacha mma maka ndị injinia na-achọ ngwọta paịpụ ígwè a pụrụ ịtụkwasị obi, nke nwere ọtụtụ ihe dị iche iche. Ma ọ bụ nkwụsi ike nhazi ma ọ bụ mkpa ọ dị iguzogide gburugburu ebe siri ike nke ukwuu, paịpụ ígwè a karịrị atụmanya. Nabata paịpụ ígwè A252 GRADE 3 ma nweta ụdị àgwà na-enweghị atụ ọ na-eweta n'ọrụ injinia gị.


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