Nerezová závitová půlspojka

What is Threaded Half Coupling?

A stainless steel threaded half coupling is a type of plumbing fitting that is used to connect two pipes or fittings together. It is made of corrosion-resistant stainless steel and has threads on one end to allow it to be screwed onto a pipe or fitting. The other end is open and is typically used to connect to another pipe or fitting via welding, threading or other connection method. Half couplings are typically used in applications where a smaller coupling is needed to join two pipes together. They are commonly used in residential plumbing, commercial plumbing, industrial and marine applications.

Difference Between Half Coupling And Full Coupling

• Na stránkách threaded half coupling differ and depend on the piping it is used in. The stainless steel threaded half coupling is the most used one in terms of the composition material.
• The threaded full coupling is a pipe fitting of short length that has two pipes joined together by threads at both ends

Specifications of ASME B16.11 Threaded Half Coupling

Velikosti	1/8″NB TO 4″NB IN (DN6 x DN100)
Normy	ASME/ANSI B16.11, MSS SP-79, MSS-SP-95, 83, 97，DIN28011, DIN2617, DIN2616, DIN2615, DIN2605，EN10253-2, EN10253-1
Rozměry	ASME 16.11, MSS SP-79, MSS SP-95, 83, 95, 97, BS 3799
Tloušťka	Plán 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS atd.
Tlaková třída	3000 LBS, 6000 LBS, 9000 LBS
Z	Threaded / Screwed Coupling, Threaded Forged Half Coupling
Stupně&Materiály	ASTM A403 WP Gr. 304, 304L, 304H, 310, 316, 316L, 316H, 316Ti, 317L, 321, 347, 904L，ASTM A234 WPB, WPBW, WPHY 70, WPHY 65, WPHY 60, WPHY 52, WPHY 46, & WPHY 42.ASTM A420 WPL6, ASTM A420 WPL3，ASTM / ASME A/SA 234 Gr. WP1, WP5, WP9, WP11, WP12, WP22, WP91，ASTM A815, ASME SA815 UNS NO S31803, UNS NO S32205, UNS S32750, UNS S32950. Werkstoff No. 1.4462，UNS 10276 (HASTELLOY C 276), UNS 6625 (INCONEL 625), UNS 6601 (INCONEL 601), UNS 6600 (INCONEL 600), UNS 8825 (INCONEL 825), UNS 8020 (ALLOY 20 / 20 CB 3), UNS 4400 (MONEL 400), UNS 2201 (NICKEL 201), ASTM / ASME SB 336 UNS 2200 (NICKEL 200)
Typ	Svařované (S/W) a šroubované (SCRD) - NPT, BSP, BSPT

ANSI B16.11 Stainless Steel Threaded Half Coupling Manufacturing Standards

Norma ASME	ASME/ANSI B16.11, MSS SP-79, MSS-SP-95, 83, 97
Norma DIN	DIN28011, DIN2617, DIN2616, DIN2615, DIN2605
Norma EN	EN10253-2, EN10253-1
ASME B16.11	Závit
ASTM A182 - ASME SA182	Standardní specifikace pro kované austenitické závitové tvarovky SS
MSS SP-95	Plná spojka se závitem

NPT Threaded Half Coupling Materials and Grades

Nerezová závitová půlspojka

ASTM A403 WP Gr. 304, 304L, 304H, 310, 316, 316L, 316H, 316Ti, 317L, 321, 347, 904L

Carbon Steel Threaded Half Coupling

ASTM A234 WPB, WPBW, WPHY 70, WPHY 65, WPHY 60, WPHY 52, WPHY 46 A WPHY 42.

Low Temperature Threaded Half Coupling

ASTM A420 WPL6, ASTM A420 WPL3

Alloy Steel Threaded Half Coupling

ASTM / ASME A/SA 234 Gr. WP1, WP5, WP9, WP11, WP12, WP22, WP91

Duplex & Super Duplex Steel Threaded Half Coupling

ASTM A815, ASME SA815 UNS NO S31803, UNS NO S32205, UNS S32750, UNS S32950. Werkstoff č. 1.4462

Nickel Alloy Threaded Half Coupling

UNS 10276 (HASTELLOY C 276), UNS 6625 (INCONEL 625), UNS 6601 (INCONEL 601), UNS 6600 (INCONEL 600), UNS 8825 (INCONEL 825), UNS 8020 (SLITINA 20 / 20 CB 3), UNS 4400 (MONEL 400), UNS 2201 (NIKL 201), ASTM / ASME SB 336 UNS 2200 (NIKL 200).

High Pressure Threaded Half Coupling Types by Size, Class, and Wall Thickness

Popis	Označení třídy
	2000	3000	6000
Plná spojka se závitem	1/2 - 4	1/2 - 2	1/2 - 2
	1/2 - 4	1/2 - 2	1/2 - 2
	1/2 - 4	1/2 - 2	1/2 - 2
Stěna potrubí	SCH 80 / XS	SCH 160	XXS

Threaded Half Coupling Dimensions

JMENOVITÁ VELIKOST POTRUBÍ	KONEC AŽ KONEC	MINIMÁLNÍ DÉLKA ZÁVITU		VNĚJŠÍ PRŮMĚR
Palec.	Úplná spojka			#3000	#6000
	A	B	C	D	D
1/8	32	6.7	6.4	16	22
1/4	35	10.2	8.1	19	25
3/8	38	10.4	9.1	22	32
1/2	48	13.6	10.9	28	38
3/4	51	13.9	12.7	35	44
1	60	17.3	14.7	44	57
1 1/4	67	18	17	57	64
1 1/2	79	18.4	17.8	64	76
2	86	19.2	19	76	92
2 1/2	92	28.9	23.6	92	108
3	108	30.5	25.9	108	127
4	121	33	27.7	140	159
	Všechny rozměry jsou v mm

ASME B16.11 Threaded Half Coupling Angularity Tolerance

ND	Maximální úhel vypnutí	Max mimo letadlo
	Q	P
1/2 a 4	1	2
5 a 8	2	4
10 a 12	3	5
14 a 16	3	7
18 a 24	4	10
26 a 30	5	10
32 a 42	5	13
44 a 48	5	20

  ASME B16.11 Half Coupling Temperature

ASME B16.11 Half Coupling Temperature		Třída
		150	300
			1/4 - 1 palec.	1 1/4 - 2 palce.	2 1/2 - 3 palce.
(oF)	(oC)
-20 až 150	-29 až 66	300	2000	1500	1000
200	93	265	1785	1350	910
250	121	225	1575	1200	825
300	149	185	1360	1050	735
350	177	150	1150	900	650
400	204	–	935	750	560
450	232	–	725	600	475
500	260	–	510	450	385
550	288	–	300	300	300

ASME B16.11 Threaded Half Coupling Weight

 

 

DN	Nom. Velikost potrubí	Spojka od středu ke konci W	Od středu ke koncovému uzávěru P		Vnější průměr		Koncová stěna Tloušťka G Min.		délka vlákna Min. (1)
		000& 6000	3000	6000	3000	6000	3000	6000	B	L2
6	1/8″	32	19		16		4.8		6.4	6.7
8	1/4″	35	25	27	19	25	4.8	6.4	8.1	10.2
10	3/8″	38	25	27	22	32	4.8	6.4	9.1	10.4
15	1/2″	48	32	33	28	38	6.4	7.9	10.9	13.6
20	3/4″	51	37	38	35	44	6.4	7.9	12.7	13.9
25	1″	60	41	43	44	57	9.7	11.2	14.7	17.3
32	1-1/4″	67	44	46	57	64	9.7	11.2	17.0	18.0
40	1-1/2″	79	44	48	64	76	11.2	12.7	17.8	18.4
50	2″	86	48	51	76	92	12.7	15.7	19.0	19.2
65	2-1/2″	92	60	64	92	108	15.7	19.0	23.6	28.9
80	3″	108	65	68	108	127	19.0	22.4	25.9	30.5
100	4″	121	68	75	140	159	22.4	28.4	27.7	33.0

(1) Rozměry v milimetrech

(2) Rozměr B je minimální délka dokonalého závitu. Délka užitečného závitu (B plus závity s řádně vytvořenými kořeny a plochými hřebeny) nesmí být menší než L2 (efektivní délka vnějšího závitu) požadovaná americkou národní normou pro trubkové závity (ANSI/ASME B1.20. 1).

TYPES OF ASME B16.11 THREADED Half COUPLING

Forged Threaded Half Coupling	Threaded Half Coupling Stainless Steel
SS Forged Threaded Half Coupling	BS 3799 Forged Screwed Half Coupling
ASTM A182 Threaded Half Coupling	Duplex Steel Threaded Half Coupling
Carbon Steel Threaded Half Coupling	High Quality Threaded Half Coupling
Titanium Forged Threaded Half Coupling	Inconel Threaded Forged Half Coupling
Super Duplex Steel Screwed Half Coupling	Copper Nickel Threaded Half Coupling
High Nickel Alloy Threaded Half Coupling	Hastelloy Screwed Half Coupling Pipe Fittings
150 lb. Threaded Half Coupling Fittings	6000LBS Forged Steel Threaded Half Coupling
ASME B16.11 Forged Threaded Pipe Half Coupling	Threaded Forged Half Coupling 3000LBS
ANSI B16.11 Forged Threaded Half Coupling	Asme B16.11 Half Coupling Threaded – Class 3000

Applications Of ASME B 16.11 Threaded Half Coupling

• ASME B 16.11 Threaded Half Coupling used in Chemical and petrochemical processing
• ASME B 16.11 Threaded Half Coupling used in refineries
• ASME B 16.11 Threaded Half Coupling used in electronics
• ASME B 16.11 Threaded Half Coupling used in fertilizer
• ASME B 16.11 Threaded Half Coupling used in power plant
• ASME B 16.11 Threaded Half Coupling used in nuclear power
• ASME B 16.11 Threaded Half Coupling used in oil and gas
• ASME B 16.11 Threaded Half Coupling used in paper industries