China ASME B18.2.1 UNC Hex Bolt Kereiti 5 Black Oxide Inch Size 1/2-13 baetsi le barekisi

ASME B18.2.1 UNC Hex Bolt Kereiti 5 Black Oxide Inch Size 1/2-13

Tlhaloso e Khutšoanyane:

Maemo: ASME B18.2.1

Lebitso la Sehlahisoa: UNC Hex Head Bolt Black Oxide

Mantsoe a Bohlokoa: ASME B18.2.1, UNC, A307

Boholo: 1/4″-2″

lintho tse bonahalang: 10B21, 35K, 45 # tšepe

Sehlopha sa Matla: Kereiti ea 5, Kereiti ea 8

Kalafo ea Bokaholimo: Black oxide

Bolelele ba Khoele: Khoele e Tletseng/ Half Thread

Mofuta oa khoele: E mahoashe/e ntle

Ho paka: Lebokose / Pallet

Likarolo tse ling: Fana ka letšoao la hlooho le ikhethileng

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso

PHAKANGKarabo

PHAKANGQotsulo

PHAKANGPhano

RETS'ELISITSOE HO FIHLELA KEKEPE

10000+ SKU sebakeng sa polokelo

Re ikemiselitse ho etsa lintho tsa RTS:

70% lintho tse fanoeng nakong ea matsatsi a 5

80% lintho tse fanoeng nakong ea matsatsi a 7

90% lintho tse fanoengnakong ea matsatsi a 10

Liodara tse ngata, ka kopo ikopanye le litšebeletso tsa bareki

Ka kopo ikopanye le rona bakeng sa tlhahisoleseding e eketsehileng, joalo ka boima ba 'mele, tlhaloso ea ho paka, lenane la theko, joalo-joalo.

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	1.531
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	1.5	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	0.03	0.03	0.03	0.03	0.03	0.06	0.06	0.06	0.09	0.09	0.09	0.09	0.09
r	min	0.01	0.01	0.01	0.01	0.01	0.02	0.02	0.02	0.03	0.03	0.03	0.03	0.03
b	L≤6	0.75	0.875	1	1.125	1.25	1.5	1.75	2	2.25	2.5	2.75	3	3.25
b	L＞6	1	1.125	1.25	1.375	1.5	1.75	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	1.964	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	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	4.712	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	0.09	0.12	0.12	0.12	0.19	0.19	0.19	0.19	0.19	0.19	0.19	0.19
r	min	0.03	0.04	0.04	0.04	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06
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

Tlhaloso e qaqileng

"UNC" e bolela'ng?

UNC e bua ka khoele e mahoashe naheng ea United States e kopaneng ea khoele ea UN (khetho ea kantle ea khoele ea radius).

Phekolo ea bokaholimo ba Black oxide ke eng?

Black oxide, mokhoa o tloaelehileng oa phekolo ea lik'hemik'hale holim'a metsi. Black oxide ke mokhoa o tloaelehileng oa phekolo ea lik'hemik'hale holim'a metsi. Molao-motheo ke ho hlahisa filimi ea oxide holim'a tšepe ea tšepe ho arola moea le ho finyella morero oa ho thibela mafome. Ha litlhoko tsa ponahalo li sa phahame, ho ka sebelisoa blackening, 'me bokaholimo ba likarolo tsa tšepe bo ntšoa, bo boetse bo bitsoa blue.

Mekhoa e sebelisoang hangata ea kalafo ea black oxide e kenyelletsa ho fifala ha alkaline ea setso le ho fifala ha mocheso oa kamore ho etsahalang hamorao. Leha ho le joalo, ts'ebetso e ntšo ka mocheso oa kamore ha e sebetse haholo bakeng sa tšepe e tlaase ea carbon. Alkaline blackening e arotsoe, 'me ho na le phapang pakeng tsa ho ba letšo ha hang le ho fifala habeli. Likarolo tse kholo tsa mokelikeli o motšo ke sodium hydroxide le sodium nitrite. Phapang ea mocheso e hlokahalang bakeng sa ho fifala ha e kholo, 'me sebaka se setle se ka fumanoa pakeng tsa 135-155 ° C, empa nako e hlokahalang ke nako e telele.