PRODUCTS

Seamless Tubes in Nickel Alloys and Stainless Steels

Global Alloys is a reliable ISO‑certified supplier ensuring the quality of materials and services.
We specialize in supplying seamless tubes in nickel alloys, stainless steels, and duplex grades according to standard schedules, with deliveries from stock.
In our warehouse, sizes from 0.25″ up to 8″ are available, as shown in the table below.
We can also supply mill‑production quantities directly from the steelworks.
As an additional service, we also provide drawn tubes with irregular profiles as per the drawings at the bottom, or produce seamless fittings and welded tubes on request.

TUBI IN LEGHE DI NICHEL A SCHEDULA

ALLOYS201400600601625800HT825C27620
UNSN02201N04400N06600N06601N06625N08810 N08811N08825
WIN2.40682.4362.48162.48512.48562.4858
inchmm
0.25”/Sch1013.7”/1.65OOOOOO
0.25”/Sch4013.7”/2.24OOOOOO
0.375”/Sch1017.1”/1.65OOOOOO
0.375”/Sch4017.1”/2.31OOOOOO
19.05”/1.65OOO
19.05”/2.11OOO
0.5”/Sch1021.3”/2.11OOOOOOOOO
0.5”/Sch4021.3”/2.77OOOOOOOOO
0.5”/Sch8021.3”/3.73OOOOOOOO
25.4”/2.11OOO
21.4”/2.77OOO
0.75”/Sch1026.7”/2.11OOOOOO
0.75”/Sch4026.7”/2.87OOOOOOO
0.75”/Sch8026.7”/3.91OOOOO
1.0”/Sch1033.4”/2.77OOOOOOOO
1.0”/Sch4033.4”/3.38OOOOOOOOO
1.0”/Sch8033.4”/4.55OOOOOOO
1.25”/Sch1042.2”/2.77OOOOO
1.25”/Sch4042.2”/3.56OOOOO
1.25”/Sch8042.2”/4.85OOO
1.5”/Sch1048.3”/2.77OOOOOOO
1.5”/Sch4048.3”/3.68OOOOOOOOO
1.5”/Sch8042.3”/5.08OOOOOO
1.5”/Sch160O
1.5”/XXSO
2.0”/Sch1060.3”/2.77OOOOOOOO
2.0”/Sch4060.3”/3.91OOOOOOOOO
2.0”/Sch8060.3”/5.54OOOOOOO
2.0”/Sch160OOO
2.0”/XXSOO
2.5”/Sch1073.02”/3.05OOOO
2.5”/Sch4073.02”/5.16OOOO
76.1”/3.2OOOO
3.0”/Sch1088.9”/3.05OOOOOOO
3.0”/Sch4088.9”/5.49OOOOOOOO
3.0”/Sch8088.9”/7.62OOOOOOO
3”/Sch160OO
3”/XXSOO
4.0”/Sch10-40114.3”/3.05OOOOOOOO
4.0”/Sch80114.3”/6.02OOOOOOOO
4.0”/Sch160OOOOOO
4.0” XXSOOOO
4.0”/Sch80OOOO
6.0”/Sch10OOOOOOOO
6.0”/Sch40OOOOOOOO
6.0”/Sch80OOOO
6.0”/Sch160OO
8.0”/Sch40OOOO
8.0”/Sch80OOOO
SEAMLESS STAINLESS STEEL TUBES

GRADEAISI / UNSSEAMLESSHYDRAULIC TUBES EN 10305/1
1.4301
1.4307
304
304L
4,0 x 1,0 - 273,1 x 12,74,0 x 1,0 - 42,0 x 3,0
1,4306304 L12,0 x 1,5 - 88,9 x 3,05-
1.4401
1.4404
316
316L
6,0 x 0,5 - 219,1 x 12,76,0 x 1,0 - 18,0 x 1,0
1,4410F53 UNS S3275021,34 x 2,77 - 114,3 x 6,02-
1,4462S 3180313,72 x 2,24 - 219,1 x 8,18-
1,4501S 3276021,34 x 2,77 - 88,9 x 5,49-
1,4539904 L17,14 x 2,31 - 219,1 x 12,7-
1,45413216,0 x 1,0 - 219,1 x 12,76,0 x 1,0 - 35,0 x 2,5
1,4571316 Ti4,0 x 0,5 - 273,0 x 12,74,0 x 1,0 - 42,0 x 3,0
1,48413146,0 x 1,0 - 168,3 x 4,5-
1,4845310 S13,72 x 2,24 - 219,1 x 12,7-
1,4878321 H6,0 x 1,0 - 219,1 x 12,7-
HOLLOW BARS

GRADEAISI/ UNSSEAMLESS
1.4301
1.4307
304
304L
32 x 16 - 400 x 300
1.4401
1.4404
316
316 L
32 x 16 - 420 x 300
1.4462S 3180350 x 25 - 250 x 200
1.454132136 x 20 - 250 x 200
1.4571316 TI32 x 16 - 250 x 200
1.4878321 H36 x 20 - 250 x 200
CONSTRUCTION TUBES

GRADEAISI/ UNSROUNDROUND POLISHEDSQUARESQUARE POLISHEDRECTANGULARRECTANGULAR GESCHLIFFEN
1,430130412 x 1,0 -
139,7 x 4,0
12 x 1,0 -
114,3 x 3,0
10 x 10 x 0,1 -
200 x 200 x 8,0
15 x 15 x 1,5 -
120 x 120 x 3,0
20 x 10 x 1,5 -200 x 150 x 5,020 x 10 x 1,5 -150 x 15 x 3,0
1,4404316 L-40 x 2,0 -
60,3 x 3,0
15 x 15 x 1,5 -
200 x 200 x 5,0
-30 x 20 x 2,0 -200 x 100 x 6,0-
1,4571316 Ti--15 x 15 x 1,5 -
100 x 100 x 5,0
-20 x 10 x 1,5 -80 x 60 x 4,0-

Denominazione

Forma

Nomenclatura

WR

UNS

Specifica

Diametro

Spessore

AISI 446
1.4762
S44600
ASTM A240, ASTM A312
AISI 316LN
1.4418
S31653
ASTM A240, ASTM A312, ASTM A479
AISI X22
1.4923
S42200
ASTM A182, ASTM A276
AISI 420
1.4021
S42000
ASTM A276, ASTM A580
AISI 420B
1.4028
S42010
ASTM A276, ASTM A580
AISI 420
1.4030
S42000
ASTM A276, ASTM A580
AISI 304H
1.4948
S30409
ASTM A240, ASTM A312, ASTM A479
AISI 410
1.4006
S41000
ASTM A276, ASTM A580