Ndachi Mmiri Dị Elu A Ghọchara Anụcha

Foto a na-egosi na Pad Mmiri Dị Ike Dị Elu A Na-eme Ka Ọ Dị Mma

Nkọwa Dị Mkpirikpi:

Ojiji nke igwe eji asa mmiri
1. Maka njikọ bolt izugbe, a ga-etinye washers dị larịị n'okpuru isi bolt na akụ iji mee ka mpaghara nrụgide dịkwuo elu.
2. Maka bolts na bolts arịlịka nke e ji ihe ndị na-egbochi ịtọpụ, a ga-eji bolts ma ọ bụ spring washer nke ngwaọrụ mgbochi ịtọpụ, a ga-etinyekwa spring washer n'akụkụ bolts ahụ.
3. Maka njikọ bolt ndị nwere ibu dị ike ma ọ bụ akụkụ dị mkpa, a ga-etinye ihe mkpuchi mmiri dịka ihe eji emepụta ya si dị, a ga-etinyekwa ihe mkpuchi mmiri n'akụkụ aki ahụ.
4. Maka eriri I na ígwè ọwa, a ga-eji ihe e ji asa ákwà mgbe a na-eji njikọ ụgbọelu gbagọrọ agbagọ mee ka elu ihe e ji ebu isi nke isi ihe na bolt ahụ kwụ ọtọ na skru ahụ.

Zitere anyị ozi-e

Nkọwa Ngwaahịa

Akara Ngwaahịa

Usoro ọgwụgwọ elu

1. Ọcha (acha anụnụ anụnụ) A na-etinye ihe mkpuchi ndị a ga-eme ka ha dị oji n'ime tankị mmiri (145±5 °C) nke sodium hydroxide (NaOH) na sodium nitrite (NaNO2) oxidant iji kpoo ma mee ka ọ dị ọkụ, ka elu nke ihe mkpuchi ígwè ahụ wee mepụta ihe nkiri magnetik ferric tetroxide (Fe3O4), ọkpụrụkpụ ya na-abụkarị 0.6-0.8μm, ojii ma ọ bụ acha anụnụ anụnụ-ojii. Ụkpụrụ HG/20613-2009 na HG/T20634-2009 maka ihe mkpuchi maka arịa nrụgide chọrọ ọgwụgwọ bluing.

2. Phosphating Phosphating bụ usoro mmeghachi omume kemịkalụ na electrochemical iji mepụta ihe nkiri mgbanwe kemịkalụ phosphate, a na-akpọkwa ihe nkiri mgbanwe phosphate nke e mepụtara ihe nkiri mgbanwe phosphate. Isi ihe kpatara phosphating bụ inye nchebe maka ígwè ntọala ma gbochie ígwè ahụ ire ere ruo n'ókè ụfọdụ, iji melite nrapado na ikike mgbochi ire ere nke oyi akwa ihe nkiri agba tupu ese ihe, yana ibelata esemokwu na mmanụ na usoro ọrụ oyi ígwè. A chọrọ ka phosphate tinye studs abụọ nwere dayameta buru ibu maka arịa nrụgide.

3. Mkpuchi ọkụ-mmiri nke galvanizing bụ iji mikpuo ihe ndị e ji ígwè mee ka ha gbazee n'ime zinc gbazere agbaze na okpomọkụ dị elu nke ihe dị ka 600 °C, ka elu nke ihe ndị e ji ígwè mee wee jikọta ya na oyi akwa zinc, ọkpụrụkpụ nke oyi akwa zinc agaghịkwa eru 65 μm maka efere dị gịrịgịrị n'okpuru 5mm, ọ gaghị eru 86 μm maka efere dị arọ nke 5mm na karịa. Iji mee ihe maka igbochi ire ere.

4. DacrometDacromet bụ ntụgharị asụsụ na mkpọbiri nke DACROMET, nke a na-akpọ Dacromet, Dacromet, Dicron. A kpọrọ ya mkpuchi zinc-chromium na China, ọ bụ ụdị mkpuchi mgbochi mmebi ọhụrụ nke nwere ntụ zinc, ntụ aluminom, chromic acid na mmiri deionized dị ka ihe ndị bụ isi. Enweghị nsogbu embrittlement hydrogen na nguzozi nke torque-preload dị mma. N'agbanyeghị nchegbu gburugburu ebe obibi nke chromium hexavalent, ọ bụ n'ezie ihe kacha mma maka ihe njide siri ike dị elu nwere ihe nchekwa nchara dị elu.

Nha

Paramita

Dayameta aha		Φ2	Φ2.2	Φ2.5	Φ3	Φ3.5	Φ4	Φ5	Φ6	Φ7	Φ8	Φ10	Φ12
d	nkeji	2.1	2.3	2.6	3.1	3.6	4.1	5.1	6.1	7.1	8.1	10.2	12.2
d	kachasị	2.4	2.6	2.9	3.4	3.9	4.4	5.4	6.5	7.5	8.5	10.7	12.7
n	Nha aha	0.9	1	1	1.3	1.3	1.5	1.8	2.5	2.5	3	3.5	4
	kachasị	1	1.1	1.1	1.4	1.4	1.6	1.9	2.65	2.65	3.15	3.7	4.2
	nkeji	0.8	0.9	0.9	1.2	1.2	1.4	1.7	2.35	2.35	2.85	3.3	3.8
h	Nha aha	0.5	0.6	0.6	0.8	0.8	0.9	1.2	1.6	1.6	2	2.2	2.5
	kachasị	0.6	0.7	0.7	0.9	0.9	1	1.3	1.7	1.7	2.1	2.35	2.65
	nkeji	0.4	0.5	0.5	0.7	0.7	0.8	1.1	1.5	1.5	1.9	2.05	2.35
H	nkeji	1	1.2	1.2	1.6	1.6	1.8	2.4	3.2	3.2	4	4.4	5
H	kachasị	1.2	1.4	1.4	1.9	1.9	2.1	2.8	3.8	3.8	4.7	5.2	5.9
kwa otu puku = kg		0.033	0.050	0.053	0.11	0.12	0.18	0.36	0.83	0.93	1.6	2.53	3.82

Dayameta aha		Φ14	Φ16	Φ18	Φ20	Φ22	Φ24	Φ27	Φ30	Φ36	Φ39	Φ42	Φ45
d	nkeji	14.2	16.2	18.2	20.2	22.5	24.5	27.5	30.5	36.5	39.5	42.5	45.5
d	kachasị	14.7	17	19	21.2	23.5	25.5	28.5	31.7	37.7	40.7	43.7	46.7
n	Nha aha	4.5	5	5	6	6	7	7	8	10	10	12	12
	kachasị	4.7	5.2	5.2	6.2	6.2	7.25	7.25	8.25	10.25	10.25	12.25	12.25
	nkeji	4.3	4.8	4.8	5.8	5.8	6.75	6.75	7.75	9.75	9.75	11.75	11.75
h	Nha aha	3	3.5	3.5	4	4	5	5	6	6	6	7	7
	kachasị	3.15	3.7	3.7	4.2	4.2	5.2	5.2	6.2	6.2	6.2	7.25	7.25
	nkeji	2.85	3.3	3.3	3.8	3.8	4.8	4.8	5.8	5.8	5.8	6.75	6.75
H	nkeji	6	7	7	8	8	10	10	12	12	12	14	14
H	kachasị	7.1	8.3	8.3	9.4	9.4	11.8	11.8	14.2	14.2	14.2	16.5	16.5
kwa otu puku = kg		6.01	8.91	9.73	15.2	16.5	26.2	28.7	44.3	67.3	71.7	111	117

Dayameta aha		Φ48	Φ52	Φ56	Φ60	Φ64	Φ68	Φ72	Φ80	Φ90	Φ100
d	nkeji	49	53	57	61	65	69	73	81	91	101
d	kachasị	50.5	54.5	58.5	62.5	66.5	70.5	74.5	82.5	92.5	102.5
n	Nha aha	12	14	14	14	14	14	14	14	14	14
	kachasị	12.25	14.25	14.25	14.25	14.25	14.25	14.25	14.25	14.25	14.25
	nkeji	11.75	13.75	13.75	13.75	13.75	13.75	13.75	13.75	13.75	13.75
h	Nha aha	7	8	8	8	8	8	8	8	8	8
	kachasị	7.25	8.25	8.25	8.25	8.25	8.25	8.25	8.25	8.25	8.25
	nkeji	6.75	7.75	7.75	7.75	7.75	7.75	7.75	7.75	7.75	7.75
H	nkeji	14	16	16	16	16	16	16	16	16	16
H	kachasị	16.5	18.9	18.9	18.9	18.9	18.9	18.9	18.9	18.9	18.9
kwa otu puku = kg		123	182	193	203	218	228	240	262	290	318