ASTM A320 L7 Heavy Hex Bolts
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ASTM A320 L7 A193 B7 Dual Certified Heavy Hex Bolts Standard: ASME/ANSI B18.2.1, ASME/ANSI B18.2.3.7M Ụdị isi dị iche iche dịkwa Inch Size: 1/2"-2.3/4" nwere ogologo dị iche iche Metric. Size: 1/2-M72 na ogologo dị iche iche Ọkwa: ASTM A320 L7, ASTM A193 B7 Mechaa: Black Oxide, Zinc Plated, Zinc Nickel Plated, PTFE etc. Nkwakọ ngwaahịa: Nnukwu ihe dị ka 25 kgs ọ bụla katọn, 36 katọn ọ bụla pallet Uru: Elu Ogo na njikwa mma siri ike, ọnụahịa asọmpi, nnyefe n'oge; Nkwado nka na ụzụ, S...
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ASTM A320 L7 A193 B7 Dual Certified Heavy Hex Bolts
Ọkọlọtọ: ASME/ANSI B18.2.1, ASME/ANSI B18.2.3.7M Ụdị isi dị iche iche dịkwa.
Nha inch: 1/2 "-2.3/4" nwere ogologo dị iche iche
Nha metric: 1/2-M72 nwere ogologo dị iche iche
Ọkwa: ASTM A320 L7, ASTM A193 B7
Mechaa: Black Oxide, Zinc Plated, Zinc Nickel Plated, PTFE wdg.
Mbukota: nnukwu ihe dị ka kilogram 25 katọn ọ bụla, katọn 36 nke pallet ọ bụla
Uru: Ọdịmma dị elu na njikwa mma siri ike, ọnụahịa asọmpi, nnyefe n'oge; Nkwado nka na ụzụ, Akụkọ Nnwale Nleta
Biko nweere onwe gị ịkpọtụrụ anyị maka nkọwa ndị ọzọ.
ASTM A320
Oke
Na mbụ kwadoro na 1948, nkọwapụta ASTM A320 na-ekpuchi alloy steel na igwe anaghị agba nchara maka ọrụ okpomọkụ dị ala. Ọkọlọtọ a na-ekpuchi mkpanaka akpọrepu, kpụrụ akpụ, ma ọ bụ kpachie mmanya siri ike, bolts, skru, studs, na stud bolts ejiri maka arịa nrụgide, valvụ, flanges na akwa akwa. Dịka nkọwapụta ASTM A193, ọ gwụla ma akọwapụtara ya ọzọ, akọwapụtara usoro eri 8UN na fastener karịrị 1” na dayameta.
N'okpuru bụ nchịkọta isi nke ole na ole n'ime akara ule dị n'ime nkọwa ASTM A320. Ọtụtụ akara ule ndị ọzọ na-adịghị adịkarị nke ASTM A320 dị, mana ekpuchighị ya na nkọwa n'okpuru.
akara ule
L7 Alloy ígwè | AISI 4140/4142 kwụsịrị na iwe |
L43 Alloy ígwè | AISI 4340 kwụsịrị ma were iwe |
B8 Klas 1 igwe anaghị agba nchara | AISI 304, ọgwụgwọ carbide na-agwọ ya |
B8M Klas 1 igwe anaghị agba nchara | AISI 316, ngwọta carbide na-agwọta |
B8 Klas 2 igwe anaghị agba nchara | AISI 304, ọgwụgwọ carbide na-agwọta, nsogbu siri ike |
B8M Klas 2 igwe anaghị agba nchara | AISI 316, ngwọta carbide na-agwọta, nsogbu siri ike |
Ihe eji arụ ọrụ
Ọkwa | Nha | Tensile, ksi, min | Mpụta, ksi, min | Mmetụta Charpy 20-ft-lbf @ temp | Elong,%, min | RA,%, nkeji |
L7 | Ruo 21/2 | 125 | 105 | -150°F | 16 | 50 |
L43 | Ruo 4 | 125 | 105 | -150°F | 16 | 50 |
B8 Klas 1 | Ha niile | 75 | 30 | N/A | 30 | 50 |
B8M Klas 1 | Ha niile | 75 | 30 | N/A | 30 | 50 |
B8 Klas 2 | Ruo3/4 | 125 | 100 | N/A | 12 | 35 |
7/8- 1 | 115 | 80 | N/A | 15 | 35 | |
11/8- 11/4 | 105 | 65 | N/A | 20 | 35 | |
13/8- 11/2 | 100 | 50 | N/A | 28 | 45 | |
B8M Klas 2 | Ruo3/4 | 110 | 95 | N/A | 15 | 45 |
7/8- 1 | 100 | 80 | N/A | 20 | 45 | |
11/8- 11/4 | 95 | 65 | N/A | 25 | 45 | |
13/8- 11/2 | 90 | 50 | N/A | 30 | 45 |
Akụ na ihe nchacha akwadoro
Ọkwa | Akụ | Ndị na-asa akwa |
L7 | A194 Ọkwa 4 ma ọ bụ 7 | F436 |
L43 | A194 Ọkwa 4 ma ọ bụ 7 | F436 |
Klas 1 B8 | Ọkwa 8 A194 | SS304 |
Nkeji edemede B8M | A194 Ọkwa 8M | SS316 |
Klas 2 B8 | A194 Ọkwa 8, nsogbu siri ike | SS304 |
Nkeji edemede 2 B8M | A194 Ọkwa 8M, ike siri ike | SS316 |
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