Onye nrụpụta igwe

Ahụmịhe nrụpụta afọ 15
Igwe igwe

Àmà nke Steel Structural maka ụgbọ mmiri

Nchara na-ewu ụgbọ mmiri n'ozuzu na-ezo aka na nchara maka ihe owuwu ụlọ, nke na-ezo aka na ígwè a na-eji arụpụta ihe arụrụ arụ arụpụtara dị ka ihe achọrọ maka nhazi nhazi nke ọha mmadụ. A na-enyekarị iwu, hazie ma ree ya dị ka nchara pụrụ iche. Otu ụgbọ mmiri na-agụnye efere ụgbọ mmiri, ígwè nwere ụdị, wdg.

Ka ọ dị ugbu a, ọtụtụ ụlọ ọrụ nchara dị iche iche na mba m nwere mmepụta, ma nwee ike ịmepụta ngwaahịa nchara mmiri dị ka mkpa onye ọrụ si dị na mba dị iche iche, dị ka United States, Norway, Japan, Germany, France, wdg. Nkọwapụta bụ ndị a:

Obodo Ọkọlọtọ Obodo Ọkọlọtọ
United States ABS China CCS
Germany GL Norway DNV
France BV Japan KDK
UK LR    

(1) Nkọwapụta dị iche iche

A na-ekewa nchara arụ ọrụ maka akwa akwa n'ime ọkwa ike dị ka ebe mkpụrụ kacha nta ha siri dị: nchara nhazi ike zuru oke na nchara nhazi dị elu.

The izugbe ike structural ígwè kpọmkwem site China Classification Society na-ekewa anọ àgwà ọkwa: A, B, D, na E; The elu-ike structural ígwè kpọmkwem site China Classification Society na-ekewa atọ ike etoju na anọ àgwà ọkwa:

A32 A36 A40
D32 D36 D40
E32 E36 E40
F32 F36 F40

(2) Mechanical Njirimara na chemical mejupụtara

Mechanical Njirimara na chemical mejupụtara nke izugbe ike hull structural ígwè

Ọkwa ígwè Ọnụ Mpụtaσs(MPa) Min Ike ọdụdọσb (MPa) Ogologo ogeσ%Min C 锰Mn Si S 磷P
A 235 400-520 22 ≤0.21 ≥2.5 ≤0.5 ≤0.035 ≤0.035
B ≤0.21 ≥0.80 ≤0.35
D ≤0.21 ≥0.60 ≤0.35
E ≤0.18 ≥0.70 ≤0.35

Mechanical Njirimara na chemical mejupụtara nke elu-ike hull structural ígwè

Ọkwa ígwè Ọnụ Mpụtaσs(MPa) Min Ike ọdụdọσb (MPa) Ogologo ogeσ%Min C 锰Mn Si S 磷P
A32 315 440-570 22 ≤0.18 ≥0.9-1.60 ≤0.50 ≤0.035 ≤0.035
D32
E32
F32 ≤0.16 ≤0.025 ≤0.025
A36 355 490-630 21 ≤0.18 ≤0.035 ≤0.035
D36
E36
F36 ≤0.16 ≤0.025 ≤0.025
A40 390 510-660 20 ≤0.18 ≤0.035 ≤0.035
D40
E40
F40 ≤0.16 ≤0.025 ≤0.025

(3) Akpachara anya maka nnyefe na nnabata nke ngwaahịa igwe mmiri:

1. Nyochaa asambodo ịdị mma:

Ụlọ ọrụ nchara ahụ ga-ebuga ngwongwo ndị ahụ dịka ihe onye ọrụ chọrọ na nkọwa ndị a kwadoro na nkwekọrịta ma nye akwụkwọ ikike mbụ. Asambodo ahụ ga-enwerịrị ọdịnaya ndị a:

(1) chọrọ nkọwapụta;

(2) Nọmba ndekọ ogo na nọmba asambodo;

(3) Nọmba ogbe ọkụ, ọkwa teknụzụ;

(4) Ngwakọta kemịkalụ na akụrụngwa akụrụngwa;

(5) Asambodo nkwado sitere na ngalaba nhazi ọkwa na mbinye aka nke onye nyocha.

2. Nlebanya anụ ahụ:

Maka nnyefe nke igwe mmiri, ihe anụ ahụ kwesịrị inwe akara ngosi nke onye nrụpụta, wdg Kpọmkwem:

(1) Akara nkwado obodo nhazi ọkwa;

(2) Jiri agba iji kewaa ma ọ bụ mado akara ahụ, gụnyere paramita teknụzụ dị ka: nọmba batch oven, ọkwa ọkwa nkọwapụta, ogologo na obosara akụkụ, wdg;

(3) Ọdịdị ahụ dị nro ma dị nro, na-enweghị ntụpọ.


Oge nzipu: Mar-16-2024