Tubus Ferri Prae-Galvanizati, Fabricatores Tuborum Ferri Prae-Galvanizati Sinensis, Mmercatores, Factoria

Development variorum formarum et specificarum tuborum ferreorum et calidis galvanizatorum in manufactura habet differentiam fundamentalem a tubo prae-galvanizato factus ex lamina frigido volutata, quae prius galvanizata est et deinde soudata.

TUBUS FERRI ROTUNDI PRÆ-GALVANIZATI
Ferrum:		40g/㎡ -150g/㎡
Crassitudo Parietis:		0.5mm-15mm
Longitudo:		6m-12m aut Finitum

MAIORA DETAILLES DE REGE PRODUCO
Exsequendarum Normam	Nominalis Modus (mm)	Tolerantia Magnitudinis (mm)	Crassitudo (mm)	Tolerantia crassitiei (mm)	Tolerantia rotunditatis (mm)	Tolerantia curvaturae (mm)	Longitudo (m)	Longitudo Tolerantia (Mm)
ASTM A500 vel Norma Societatis	20	+/- 0.3	0.6-2.2	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	25	+/- 0.3	0.6-2.2	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	32	+/- 0.3	0.6-2.2	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	38	+/- 0.3	0.7-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	40	+/- 0.3	0.7-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	42	+/- 0.3	0.7-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	47	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	48.3	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	59	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	60.3	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	75	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	88	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0
	113	+/- 0.3	0.8-2.3	+/-0.03	≤0.5	≤2mm\/m	4.0-12	+20/-0