Kina Asme B18.2.1 UNC Hex Bolt i ka helu 5 mau mea hana i ka nui o nā mea hana a me nā mea hana. Hongji

Asme b18.2.1 UNC Hex Bolt SPT 1 TO OXIDE TOCIDE INCH 1 / 2-13 kiʻi kiʻiʻia

Asme b18.2.1 UNC Hex Bolt SPT 1 TOXE OXIDE INCH 1 / 2-13

Kākau pōkole:

Kūlana: asme B18.2.1

Ka inoa huahana: UNC Hex poʻo poʻo bolt boltʻeleʻele

Nā hua'ōlelo nui: Asme B18.2.1, UnC, A307

Laki: 1/4 "-2"

'Āpana: 10b21, 35k, 45 # kila

ʻO ka papa kiʻekiʻe: Ka helu 5, papa 8

Hanaʻona:ʻeleʻeleʻeleʻele

Lohi

Nā Kūlana Kūlana: CoarsE / maikaʻi

Kākau: Carton / Pallet

Nā hiʻohiʻona'ē aʻe: E hāʻawi i nā hōʻailona poʻo i hoʻonohonohoʻia

Hoʻouna i ka leka uila iā mākou

Huahana kikoʻipiop

Nā Kūlana Huakaʻi

ʻO ka weheweheʻana

Lon'Lelo

LonHuakai

LonHAAWINA

Mākaukau e hoʻouna i ka laweʻana

10000+ Sku i ka hale hale

Ke hana nei mākou no nā mea pili

70% nā mea i hāʻawiʻia I loko o 5 mau lā

80% nā mea i hāʻawiʻia I loko o 7 mau lā

90% nā mea i hāʻawiʻiaI loko o 10 mau lā

Nā Kauoha Nui, eʻoluʻolu e kelepona i ka lawelawe kūʻai aku

Eʻoluʻolu e hoʻomaikaʻi iā mākou ma kaʻike hou aku kaʻike hou loa, e like me ka kaumaha, ke kiʻi pili ana, ke papa kuhikuhi, a pēlā hoʻi.

Dia /d		1/4	5/16	3/8	7/16	1/2	5/8	3/4	7/8	1	1-1 / 8	1-1 / 4	1-3 / 8	1-1 / 2
PP	Unc	20	18	16	14	13	11	10	9	8	7	7	6	6
	Unf	28	24	24	20	20	18	16	14	12	12	12	12	12
	8-un	-	-	-	-	-	-	-	-	-	8	8	8	8
d_s	max	0.26	0.324	0.388	0.452	0.515	0.642	0.768	0.895	1.022	1.149	1.277	1.404	1531
d_s	min	0.237	0.298	0.36	0.421	0.482	0.605	0.729	0.852	0.976	1.098	1.223	1.345	1.47
s	max	0.438	0,5	0,562	0.625	0.75	0.938	1.125	1.312	15	1.688	1.875	2.062	2.25
s	min	0.425	0.484	0.544	0.603	0.725	0.906	1.088	1.269	1.45	1.631	1.812	1.994	2.175
e	max	0.505	0.577	0.65	0.722	0.866	1.083	1.299	1.516	1.732	1.949	2.165	2.382	2.598
e	min	0.484	0.552	0.62	0.687	0.826	1.033	1.24	1.447	1.653	1.859	2.066	2.273	2.48
k	max	0.188	0.235	0.268	0.316	0.364	0.444	0.524	0.604	0.7	0.78	0.876	0.94	1.036
k	min	0.15	0.195	0.226	0.272	0.302	0.378	0.455	0.531	0.591	0.658	0.749	0.81	0.902
r	max	033	033	033	033	033	Pa Pakaika	Pa Pakaika	Pa Pakaika	Kikoho	Kikoho	Kikoho	Kikoho	Kikoho
r	min	0 LIKE LIKE	0 LIKE LIKE	0 LIKE LIKE	0 LIKE LIKE	0 LIKE LIKE	PainaNALi 0.02	PainaNALi 0.02	PainaNALi 0.02	033	033	033	033	033
b	L≤6	0.75	0.875	1	1.125	1.25	15	175	2	2.25	2.5	2.75	3	3.25
b	L>6	1	1.125	1.25	1.375	15	175	2	2.25	2.5	2.75	3	3.25	3.5

Dia /d		1-5 / 8	1-3 / 4	1-7 / 8	2	2-1 / 4	2-1 / 2	2-3 / 4	3	3-1 / 4	3-1 / 2	3-3 / 4	4
PP	Unc	-	5	-	4-1 / 2	4-1 / 2	4	4	4	4	4	4	4
	Unf	-	-	-	-	-	-	-	-	-	-	-	-
	8-un	8	8	8	8	8	8	8	8	8	8	8	8
d_s	max	1.658	1.785	1.912	2.039	2.305	2.559	2.827	3.081	3.335	3.589	3.858	4.111
d_s	min	1.591	1.716	1.839	1.963	2.214	2.461	2.711	2.961	3.21	3.461	3.726	3.975
s	max	2.438	2.625	2.812	3	Ulu ana 3.375	3.75	4.125	4.5	4.875	5.25	5.625	6
s	min	2.356	2.538	2.719	2.9	3.262	3.625	3.988	4.35	2.712	5.075	5.437	5.8
e	max	2.815	3.031	3.248	3.464	3.897	4.33	4.763	5.196	5.629	6.062	6.495	6.928
e	min	2.616	2.893	3.099	3.306	3.719	4.133	4.546	4.959	5.372	5.786	6.198	6.612
k	max	1.116	1.196	1.276	1.388	1.548	1.708	1.869	2.06	2.251	2.38	2.572	2.764
k	min	0.978	1.054	1.13	1.175	1.327	1.479	1.632	1.815	1.936	2.057	2.241	2.424
r	max	Kikoho	0.12	0.12	0.12	0.19	0.19	0.19	0.19	0.19	0.19	0.19	0.19
r	min	033	Polokauao 0.0	Polokauao 0.0	Polokauao 0.0	Pa Pakaika	Pa Pakaika	Pa Pakaika	Pa Pakaika	Pa Pakaika	Pa Pakaika	Pa Pakaika	Pa Pakaika
b	L≤6	3.5	3.75	4	4.25	4.75	5.25	5.75	6.25	6.75	7.25	7.75	8.25
b	L>6	3.75	4	4.25	4.5	5	5.5	6	6.5	7	7.5	8	8.5

Kiʻi kiʻi kiʻi

He aha ka manaʻo o ka "UnC"?

Unc e pili ana i ke kaulahao i loko oʻAmelika Hui PūʻIa UāʻAmelika

He aha ka "s i ka lāʻau obtideʻeleʻele?

ʻEleʻeleʻeleʻele, kahiʻano maʻamau o ka mālamaʻana i keʻano. ʻEleʻeleʻeleʻele kahiʻano maʻamau o ka mālamaʻana i kaʻili. ʻO ke kumu nui e hana ai i kahi kiʻiʻoniʻoni ma kaʻaoʻao o ka metala e hoʻokaʻawale i ka lewa a loaʻa i ke kumu o ka paleʻana. Ke lōʻihi nā koikoaʻano, hiki ke hoʻohanaʻia ka palupalu, a ua pāpāʻia ka poʻohiwi o nā mea hao.

ʻO nāʻano hana maʻamau maʻamau o ka hoʻomaʻamaʻaʻana i ka oxide e pili ana i keʻano o ka alkaline e hoʻomoʻa ana i ka wai a me ka nui o ke keʻena ma hope. Eia nō naʻe,ʻaʻole kūpono loa ke kaʻina hana i ka mahana o ka lumi no ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa. ʻO ka poʻe Alkaline Blackening uaʻokiʻia, a aia kahiʻokoʻa ma waena o ka hoʻopiliʻana aʻelua mau'āpana. ʻO nā'āpana nui o ka blackening wai he sodium hydroxide a me sodium nitrite. ʻAʻole nui kaʻokoʻa o ka mahana no ka blackening, a hiki ke loaʻa kahi maikaʻi ma waena o 135-15-155 ° C, akā he lōʻihi ka manawa e pono ai.