China DIN6921 Flange Bolt Carbon Steel Black Oxide Grade 8.8 10.9 12.9 ndị na-emepụta na ndị na-ebubata

DIN6921 Flange Bolt Carbon Steel Black Oxide Ọkwa 8.8 10.9 12.9

Nkọwa dị mkpirikpi:

ọkọlọtọ: DIN6921

Aha ngwaahịa: Flange Bolt

Okwu igodo: DIN6921, Flange Bolt, Half Thread Flange Bolt

Nha: M3-M42

Ihe: 45#, 35K, 10B21, 40Cr, 35CrMo

Ọkwa isi: 8.8, 10.9, 12.9

Ọgwụgwọ elu: Black oxide

Ogologo eriri: eri zuru oke/Ọkara eriri

Ụdị eriri: Ọ dị oke njọ/dị mma

Nkwakọ ngwaahịa: Akpa / Katọn / Osisi osisi

Atụmatụ ndị ọzọ: Nye akara isi ahaziri ahazi

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Anyị na-akwado maka ihe RTS:

70% ihe ndị a napụtara n'ime ụbọchị 5

80% ihe ndị a napụtara n'ime ụbọchị 7

90% ihe ndị a napụtaran'ime ụbọchị 10

Nnukwu iwu, biko kpọtụrụ ndị ahịa

d			M5	M6	M8	M10	M12	M14	M16	M20
P	Mgbapụta	Akpaghi oke	0.8	1	1.25	1.5	1.75	2	2	2.5
		Ezi eri1	/	/	1	1.25	1.5	1.5	1.5	1.5
		Ezi eriri2	/	/	/	1	1.25	/	/	/
b	L≤125		16	18	22	26	30	34	38	46
	125 ml≤200		/	/	28	32	36	40	44	52
	L ＞200		/	/	/	/	/	/	57	65
c	Min		1	1.1	1.2	1.5	1.8	2.1	2.4	3
da	Ụdị A	Oke	5.7	6.8	9.2	11.2	13.7	15.7	17.7	22.4
da	Ụdị B	Oke	6.2	7.4	10	12.6	15.2	17.7	20.7	25.7
dc	Oke		11.8	14.2	18	22.3	26.6	30.5	35	43
ds	Oke		5	6	8	10	12	14	16	20
ds	Min		4.82	5.82	7.78	9,78	11.73	13.73	15.73	19.67
du	Oke		5.5	6.6	9	11	13.5	15.5	17.5	22
dw	Min		9.8	12.2	15.8	19.6	23.8	27.6	31.9	39.9
e	Min		8.71	10.95	14.26	16.5	17.62	19.86	23.15	29.87
f	Oke		1.4	2	2	2	3	3	3	4
k	Oke		5.4	6.6	8.1	9.2	11.5	12.8	14.4	17.1
k1	Min		2	2.5	3.2	3.6	4.6	5.1	5.8	6.8
r1	Min		0.25	0.4	0.4	0.4	0.6	0.6	0.6	0.8
r2	Oke		0.3	0.4	0.5	0.6	0.7	0.9	1	1.2
r3	Min		0.1	0.1	0.15	0.2	0.25	0.3	0.35	0.4
r4	≈		3	3.4	4.3	4.3	6.4	6.4	6.4	8.5
s	Oke = Ọnụ ọnụ		8	10	13	15	16	18	21	27
s	Min		7.78	9,78	12.73	14.73	15.73	17.73	20.67	26.67

Nkọwa zuru ezu

Flange bolts. Dabere na nhazi nke eri nke ọkọlọtọ metrik na ọkọlọtọ ASME, dịka ọdịdị isi si dị, o nwere isi dị larịị na isi concave. Enwere ike kenye ala dị larịị na ala serrated dị ka ọdịdị nke ala isi si dị. The nkịtị grade is 8.8, 10.9 and 12.9, and the American grade is Grade 5 and Grade 8. Akụrụngwa bụ 304 igwe anaghị agba nchara, 316 igwe anaghị agba nchara, 35K, 45 # ígwè, 10B21, 40Cr, 35CrMo, wdg na anyị na-enye ahaziri ahaziri. ọrụ, isi akụkụ na flange dayameta na isi akara nwere ike ahaziri, kacha nta iji ibu bụ 1000 kg ma ọ bụ nha nha.

Flange bolt mejupụtara isi hexagonal na flange flange, ya "mpaghara nkwado ka nrụgide mpaghara okwu ruru" dị ukwuu karịa bolt nkịtị, yabụ bolt a nwere ike iburu ibu dị elu, arụmọrụ rụrụ arụ dịkwa mma, yabụ a na-eji ya eme ihe n'ọtụtụ ebe. igwe ụgbọ ala, igwe dị arọ na ngwaahịa ndị ọzọ.